generate response: I also need a departure time and train ID please.. Intent: find_train. Slots: train-arriveby=13:00, train-day=saturday, train-departure=cambridge, train-destination=london kings cross, train-leaveat=dontcare
Response: I have train TR5170 departing Cambridge at 11:00 and arriving in London Kings Cross at 11:51. Would you like to book a ticket for this train?