0. INTRODUCTION
1. SCOPE
   1. Functional definition
   2. Field of application
   3. Principles
2. REFERENCES
3. TERMS AND DEFINITIONS
   1. Standard terms and definitions
4. MESSAGE DEFINITION
   1. Data segment clarification
   2. Data segment index (alphabetical sequence)
   3. Message structure
      1. Segment table

This specification provides the definition of the Availability response - interactive message (AVLRSP) to be used in Electronic Data Interchange (EDI) between trading partners involved in administration, commerce and transport.

An interactive Travel, Tourism and Leisure Availability Response is sent by a service provider in response to an availability request for a Travel, Tourism and Leisure service. The Travel, Tourism and Leisure Availability Request - interactive (AVLREQ) is utilised to provide an interactive request for which the interactive availability response is used to respond.

The Availability response - interactive message may be used for both national and international applications. It is based on universal practice related to administration, commerce and transport, and is not dependent on the type of business or industry.

AVLRSP may be used for the following functions within the Interactive Scenario for Travel, Tourism and Leisure:

(1) to respond to a general availability request for any hotel, rental car, train trip, airline flight, or tour in a specific city or geographical region for a date or range of dates. The response may include products from multiple service providers and multiple classes of service, car types, room types as is appropriate to the product.

(2) to respond to availability for one or more specific hotels, rental cars, train trips, airline flights, or tours for a specific date. Along with the availability, the response may include rates, rules, and specific information about the product.

(3) to respond only with rules and rates for a specific product.

See UNTDID, Part 4, Chapter 2.6 UN/ECE UNSM - General Introduction, Section 1.

See UNTDID, Part 4, Chapter 2.6 UN/ECE UNSM - General Introduction, Section 2.

This section should be read in conjunction with the Segment Table which indicates mandatory, conditional and repeating requirements.

0010 UIH, Interactive message header

A service segment starting and uniquely identifying a message. The message type code for the Availability response - interactive message is AVLRSP.

Note: Availability response - interactive messages conforming to this document must contain the following data in segment UIH, composite S306:

Data element 0065 AVLRSP 0312 D 0316 98B 0051 UN

It should also be noted that the data elements shown above for composite S306 are those specified in the draft version of the I-EDI syntax, published and approved for trial in document TRADE/WP.4/R.1157/Add.2 on 28 July 1995.

0020 MSD, Message action details

A segment identifying the industry type (i.e. air, car, train, accommodations, etc.) and business function of the message.

0030 NUN, Number of units

Number and identifying qualifier to indicate number of adults or children pertaining to the entire response.

0040 PLI, Product location information

A segment to indicate the location by geographic area, reference point, or direction.

0050 ADS, Address

Address of the product.

0060 NAM, Party name

A name associated with the product.

0070 SDT, Selection details

Criteria which was used to select the available products or services.

0080 TIF, Traveller information

The traveller or traveller group for whom these products or services are available.

0090 CRI, Consumer reference information

The consumer reference information related to the available products or services.

0100 PMT, Payment information

The payment information which applies to all of the available products or services.

0110 CMN, Commission information

Information concerning the amount of commission that will be paid if a service or product is booked.

0120 ITM, Item number

A number associated to all of the available products.

0130 RUL, Rule information

Rule and policy information that applies to all the available products.

0140 + DTI, Date and time information

A segment to specify the hours of operation for an available product or service.

0150 IFT, Interactive free text

Free or coded text information that applies to all the available products.

0160 SSR, Special requirement details

Details pertaining to special services or requirements relating to all the available products.

0170 CUR, Currencies

A currency code that applies to all the rates and tariffs.

0180 Segment Group 1: ERI-IFT

This segment group provides error information that relates to the entire message.

0190 ERI, Application error information

Error condition data pertaining to the entire response.

0200 IFT, Interactive free text

Free form text data pertaining to the preceding error condition.

0210 Segment Group 2: PRD-ADS-PLI-CON-SSR-ITM-MOV-TFF-CUR-PMT-IFT-

RUL-DAV-SG3-SG5-SG10 This segment group provides information regarding a specific product, including its policies and the amenities and services

0220 PRD, Product identification

A specific product, such as a hotel, car rental location, or tour code and characteristics of the product.

0230 ADS, Address

The address of the product.

0240 PLI, Product location information

The geographic location of the product, including direction, distance, and driving time.

0250 CON, Contact information

Contact information, such as, phone number or fax number for this product or service.

0260 SSR, Special requirement details

Special features and amenities of the product.

0270 ITM, Item number

An item number related to the product for requesting additional information.

0280 MOV, Car delivery instruction

If the product is a car rental, this segment provides information about car delivery and chauffeur service.

0290 TFF, Tariff information

Rate ranges relating to the product.

0300 CUR, Currencies

The currency code for the rates for a product.

0310 PMT, Payment information

Forms of payment for a specific product.

0320 IFT, Interactive free text

Free text relating to the product.

0330 RUL, Rule information

Rule and policy information pertaining to the availability of the product.

0340 DAV, Daily availability

A segment which indicates the availability of the product for a thirty day period.

0350 Segment Group 3: PDT-ITM-IFT-SG4

This segment group provides information concerning the availability of a specific car type, room type, or class of service.

0360 PDT, Product information

The specific car type, room type, or class of service and the number available.

0370 ITM, Item number

An item number associated with the previous product information.

0380 IFT, Interactive free text

Free text information associated with the car type, room type, or class of service.

0390 Segment Group 4: TFF-ASD-CMN-PMT-SSR-RUL

This segment group provides information about the rate amount as well as information concerning rules and policies for the rate and commission paid on the rate for a specific car type, room type, or class of service.

0400 TFF, Tariff information

Tariff information for a specific product or service.

0410 ASD, Service details

Details for a service that is related to a specific rate.

0420 CMN, Commission information

Commission that will be paid if a specific rate is booked.

0430 PMT, Payment information

Payment information for a specific rate.

0440 SSR, Special requirement details

Details pertaining to a special service or requirement for a specific rate.

0450 RUL, Rule information

Rules and policy information, such as minimum rental or stay, start day of the week, deposits, etc., for a specific rate.

0460 Segment Group 5: RTC-ITM-RPI-RUL-SG6-SG7-SG8

This segment group provides information about the specific rate codes a particular product or service, including rules and restrictions, availability, and rate amounts.

0470 RTC, Rate types

Rate codes for a specific product or service.

0480 ITM, Item number

An item number associated to a specific rate code.

0490 RPI, Quantity and action details

The number of products that can be booked for this rate code and the action that can be taken.

0500 RUL, Rule information

Rule and policy information for a specific rate code.

0510 Segment Group 6: ERI-IFT

This segment group provides error information pertaining to a specific rate code.

0520 ERI, Application error information

Error data pertaining to the associated rate code.

0530 IFT, Interactive free text

Free form or coded text data pertaining to the preceding ERI segment.

0540 Segment Group 7: TFF-ASD-CMN-RUL

This segment group provides information about the rate amount as well as information concerning commission paid on that rate for a specific rate code.

0550 TFF, Tariff information

Tariff information for a specific rate code.

0560 ASD, Service details

Details for a service that is related to a specific rate.

0570 CMN, Commission information

Commission that will be paid if a specific rate is booked.

0580 RUL, Rule information

Rules and policy information, such as minimum rental or stay, start day of the week, deposits, etc., for a specific rate.

0590 Segment Group 8: PDT-ITM-IFT-SG9

This segment group provides information concerning the availability of a specific car type, room type, or class of service for a specific rate code.

0600 PDT, Product information

The specific car type, room type, or class of service and the number available.

0610 ITM, Item number

An item number associated with the previous information.

0620 IFT, Interactive free text

Free text information associated with the car type, room type, or class of service.

0630 Segment Group 9: TFF-ASD-CMN-RUL

This segment group provides information about the rate amount as well as information concerning rules and policies for the rate and commission paid on the rate for a specific car type, room type, or class of service.

0640 TFF, Tariff information

Tariff information for a specific car type, room type, or class of service.

0650 ASD, Service details

Details for a service that is related to a specific class of product or service.

0660 CMN, Commission information

Commission that will be paid if a specific class of product or service is booked.

0670 RUL, Rule information

Rules and policy information for a specific class of product or service.

0680 Segment Group 10: RTI-SG11

This segment group provides information about a category of rate products.

0690 RTI, Rate details

A segment to specify rate categories, such as, standard, maximum, minimum, and promotional.

0700 Segment Group 11: RTC-ITM-RPI-RUL-SG12-SG13

This segment group provides information about the specific rates in a given category, including rules and restrictions, availability, and rate amounts.

0710 RTC, Rate types

Rate codes for specific rate categories.

0720 ITM, Item number

An item number associated to a specific rate code.

0730 RPI, Quantity and action details

The number of products that can be booked for this rate code and the action that can be taken.

0740 RUL, Rule information

Rules and policy information for a specific rate code.

0750 Segment Group 12: ERI-IFT

This segment group provides error information pertaining to the associated rate code.

0760 ERI, Application error information

Error data pertaining to the associated rate code.

0770 IFT, Interactive free text

Free form or coded text data pertaining to the preceding ERI segment.

0780 Segment Group 13: PDT-ITM-IFT-SG14

This segment group provides information concerning the availability of a specific car type, room type, or class of service.

0790 PDT, Product information

The number available for a specific product or service class for specific rate code.

0800 ITM, Item number

An item number associated with previous product or service class.

0810 IFT, Interactive free text

Free text information associated with the product or service class.

0820 Segment Group 14: TFF-ASD-CMN-PMT-SSR-RUL

This segment group provides information about the rate amount as well as information concerning rules and policies for the rate, commission paid for booking a product or service class, associated payment information, and details about special services.

0830 TFF, Tariff information

Tariff information for a specific product or service class.

0840 ASD, Service details

Details for a service that is related to a specific rate.

0850 CMN, Commission information

Commission that will be paid if a specific rate is booked.

0860 PMT, Payment information

Payment information for a specific rate.

0870 SSR, Special requirement details

Details pertaining to a special service or requirement for a specific rate.

0880 RUL, Rule information

Rules and policy information governing the availability of a specific rate.

0890 Segment Group 15: TVL-MSD-LKP-PDT-SSR-RTI-SG16

This segment group provides information about a product or service, the availability, special services, and pointer to indicate the level of the service.

0900 TVL, Travel product information

Information identifying the product or service (service provider, service location, date of service, service description, etc.).

0910 MSD, Message action details

A segment identifying the industry type (i.e. air, car, train, accommodations, etc.).

0920 LKP, Level indication

To specify the level and key for this product or service as it relates to other segments in the message.

0930 PDT, Product information

The specific car type, room type, or class of service and the number available for each.

0940 SSR, Special requirement details

Details pertaining to a special service or requirement for a product of service.

0950 RTI, Rate details

Rate categories for a specific product.

0960 Segment Group 16: ERI-IFT

This segment group provides error information pertaining to the product or service.

0970 ERI, Application error information

Error data pertaining to the associated product or service.

0980 IFT, Interactive free text

Free form or coded text data pertaining to the preceding ERI segment.

0990 Segment Group 17: ODI-MSD-SG18

This segment group provides information identifying the travel product or service but groups the travel products by the entire journey.

1000 ODI, Origin and destination details

A segment providing the origin and destination of a Travel, tourism and Leisure (TT&L) journey.

1010 MSD, Message action details

A segment identifying the industry type (i.e. air, car, train, accommodations, etc.).

1020 Segment Group 18: TVL-PDT-APD-NUN-IFT-TRF-RTI-SG19

This segment group provides information pertaining to the travel product or service which related to the preceding journey information.

1030 TVL, Travel product information

Information identifying the product or service (service provider, service location, date of service, service description, etc.).

1040 PDT, Product information

To specify the classes of service and the availability of each.

1050 APD, Additional transport details

A segment providing additional data relating to the preceding TVL segment (i.e. aircraft type, number of stops, on time performance, gate description, etc.).

1060 NUN, Number of units

Number and identifying qualifier relating to the product or service.

1070 IFT, Interactive free text

Free text information related to a product or service.

1080 TRF, Traffic restriction details

Restrictions that may apply to this product or service.

1090 RTI, Rate details

Rate categories for a specific product or service.

1100 Segment Group 19: ERI-IFT

This segment group provides error information pertaining to the product or service.

1110 ERI, Application error information

Error data pertaining to the associated product or service.

1120 IFT, Interactive free text

Free form or coded text data pertaining to the preceding ERI segment.

1130 UIT, Interactive message trailer

A service segment ending a message, giving the total number of segments in the message and the control reference number of the message.

	ADS	Address
	APD	Additional transport details
	ASD	Service details
	CMN	Commission information
	CON	Contact information
	CRI	Consumer reference information
	CUR	Currencies
	DAV	Daily availability
	DTI	Date and time information
	ERI	Application error information
	IFT	Interactive free text
	ITM	Item number
	LKP	Level indication
	MOV	Car delivery instruction
	MSD	Message action details
	NAM	Party name
	NUN	Number of units
	ODI	Origin and destination details
	PDT	Product information
	PLI	Product location information
	PMT	Payment information
	PRD	Product identification
	RPI	Quantity and action details
	RTC	Rate types
	RTI	Rate details
	RUL	Rule information
	SDT	Selection details
	SSR	Special requirement details
	TFF	Tariff information
	TIF	Traveller information
	TRF	Traffic restriction details
	TVL	Travel product information
	UIH	Interactive message header
	UIT	Interactive message trailer

Change indicators
plus sign		An addition.
asterisk		Addition/substraction/change to a code entry for a particular data element.
hash or pound sign		Changes to names.
vertical bar		Changes to text for descriptions, notes and functions.
minus sign		A deletion.
letter X		Marked for deletion.