If true, only online connection flights are requested (i.e., same marketing airline).

Defines preferred flight characteristics to be used in a search.

Indicates that if connection is chosen, then this attribute defines the maximum number of connections preferred.

To specify which types of non-scheduled air service should be included.

If true, only non-stop flights are requested.

If true, include flights that include at least one leg that is ground transportation.

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

When true, exclude connections that include travel by train for one of the legs.

Specifies the travel routing preference.

If true, include connections where one of the enroute stops is the same as the initial board point or the final off point of the flight.

If true, direct and non-stop flights are requested.

Indicates type of stops preferred (Nonstop, Direct, Connection).