The Retrieve Flight Details (InventoryControlFlightDisplayRQ) API is used to retrieve the details of flight data such as authorizations, seats sold, seats available, segment limit sales, etc.

The Schedule Snapshot (InventoryFlightScheduleDump) API (flat file feed) is used to send the details of each flight schedule.

The Show Inventory For Flight (DisplayInventoryRecordLLSRQ) web service is used to display inventory availability for a specific flight number.

The Update Inventory Controls (InventoryControlFlightUpdate) API is used to update the Inventory controls for a flight date.

The Yields (SSI_Fares_Interface) flat file feed API is used to send yields to the Inventory.