generate response: Great, that will work for me. I need 1 ticket please and the reference number.. Intent: book_train. Slots: train-arriveby=20:30, train-bookpeople=1, train-day=sunday, train-departure=cambridge, train-destination=peterborough, train-leaveat=17:00
Response: The booking was successful the reference number is H6XOK6U4 . The fee is 13.2 GBP payable at the station. Is there anything else I can help with today?