generate response: That works. Book it for me. I need the reference number.. Intent: book_train. Slots: train-bookpeople=1, train-day=tuesday, train-departure=cambridge, train-destination=peterborough, train-leaveat=11:15
Response: The booking was successful and your total fee is 16.5 GBP. You pay that at the station. Your reference number is M1C9IXIH .