Uniquely identifies this origin destination information.

If true, other airports within this city may be considered (i.e., EWR, JFK when origin location is LGA.)

If true, other airports within this city may be considered (i.e., EWR, JFK when origin location is LGA.)

Travel Origin Location - for example, air uses the IATA 3 letter code.

If true, the return departure must be from the same airport as the outbound arrival.

Identifies the context of the identifying code (e.g., IATA, ARC, or internal code).

If true, alternate locations may be considered.

If true, alternate locations may be considered.

Code used to identify a location.

Travel Destination Location - for example, air uses the IATA 3 letter code.

Information on the locations between which availability was requested.