generate response: I'm traveling by myself, so please just one ticket.. Intent: book_train. Slots: train-bookpeople=1, train-day=sunday, train-departure=bishops stortford, train-destination=cambridge, train-leaveat=16:30
Response: Booking was successful, the total fee is 8.08 GBP payable at the station. Reference number is : GNJD3R16 . Will there be anything else today?