generate response: Yes for two please.. Intent: book_train. Slots: train-bookpeople=2, train-day=friday, train-departure=cambridge, train-destination=kings lynn, train-leaveat=19:45
Response: Ok, I have your tickets for train TR3765 booked for you. The total fee is 19.6 GBP which is payable at the station. Your reference number is QK1CCHV5 .