generate response: As long as I arrive in Cambridge by 19:00 that's all I care about. I don't want to cut it too close, though, in case of a train delay.. Intent: find_train. Slots: train-arriveby=19:00, train-day=saturday, train-departure=birmingham new street, train-destination=cambridge, train-leaveat=dontcare
Response: I would recommend taking train TR7802. would you like me to book that for you?