generate response: I want to go to cambridge and I want to arrive by 13:45.. Intent: find_train. Slots: train-arriveby=13:45, train-day=tuesday, train-departure=ely, train-destination=cambridge
Response: The TR3412 departs Ely at 11:35 and arrives in Cambridge by 11:52. Would that suit you? I can try to book a ticket for you if you like.