Glossary

The domain terms used across the travel API documentation.

Term	Meaning
SessionId	The credential you get from CreateSession and send with every protected request.
Office	The account and wallet that bookings are charged against. Identified by OfficeId.
Balance	The spendable funds on your office wallet, net of held funds.
Held balance	Funds reserved for a booking that is placed but not yet charged. They return to the balance if the booking lapses.
FareSourceCode	An opaque code for a specific flight or hotel rate. You carry it from search through revalidate and book.
UniqueId	The id of a created booking. It drives ticketing, tracking, cancellation, and refund.
ClientUniqueId	Your own reference set at book time. You can look a booking up by it instead of UniqueId.
PricedItinerary	A priced result. For flights it is an itinerary. For hotels it is a property or a room rate.
Occupancy	The guests per hotel room: adults, children, and child ages.
Revalidate	Re-pricing a fare right before booking to confirm it is still available.
Ticketing deadline	The time by which a held flight booking must be ticketed, in TktTimeLimit.
Product	An activity: a tour, attraction, or experience.
Product-type	A bookable variant of a product: a ticket tier, duration, or package. Booked by productTypeUuid.
Timeslot	A set start time for an activity variant on a given date.
Voucher	The document that admits the traveller to an activity. Available once the booking is issued.
Sandbox	A parallel environment that runs the same requests without spending real funds.