generate response: The arrival time does not matter, but it should leave on Sunday after 15:15.. Intent: book_train. Slots: train-bookpeople=1, train-day=sunday, train-departure=cambridge, train-destination=bishops stortford, train-leaveat=15:15
Response: Booking was successful, the total fee is 8.08 GBP payable at the station. Reference number is : V6E0H0GJ . Is there anything else I can help with?