generate response: I'm flying into Stansted Airport and I'd like a train in to Cambridge. My flight arrives at 08:45, so something after that. It'll just be me.. Intent: find_train. Slots: train-departure=stansted airport, train-destination=cambridge, train-leaveat=08:45, 8:45
Response: The next available train will depart at 09:24, shall I book that for you?