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

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

When true, indicates the location is acceptable for a connection. When false the location should not be included for a connection.

Code used to identify a location.

Specifies a connection location, preference level, min connection time, and whether the location is allowed for stopping or changing.

Number of minutes between connections.

Used to indicate a level of preference for an associated item.

Specifies whether a connection is for a stopover or a change of flights.