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CheckRoomAvailability

The CheckRoomAvailability activity will consult the hotel 's room-booking database for availability of the required type of room .

The first transition is the input to the gate, which originates from the CheckRoomAvailability activity and terminates at the gate.

Recall from Part 1 that the isRequiredRoomTypeAvailable variable is actually a flag that the CheckRoomAvailability activity sets .