generate response: Yes, I'd like 3 tickets, please, along with the reference number.. Intent: book_train. Slots: train-bookpeople=3, train-day=saturday, train-departure=cambridge, train-destination=kings lynn, train-leaveat=12:30, after 12:15.
Response: On saturday the train at 13:11 is actually the TR7673, and you're booked with reference number VTO5IV0F . The fee will be 23.52 at the station. Can I help with anything else?