generate response: yes, book that for me and get me a reference number.. Intent: book_train. Slots: train-bookpeople=1, train-day=sunday, train-departure=cambridge, train-destination=peterborough, train-leaveat=10:15
Response: The booking was successful, the total fee is 13.2 GBP payable at the station . Reference number is : GQSOT34U .