generate response: I actually need 3 tickets. Please provide a reference number.. Intent: book_train. Slots: train-bookpeople=3, train-day=sunday, train-departure=cambridge, train-destination=peterborough, train-leaveat=08:45
Response: I booked you 3 seats on the TR3211 train departing Cambridge at 09:06. Your reference is YU1AWA94 and 39.59 GBP is due at the station. Will that be all today?