generate response: I just need one ticket. Can you tell me what time it arrives?. Intent: book_train. Slots: train-bookpeople=1, train-day=saturday, train-departure=london liverpool street, train-destination=cambridge, train-leaveat=12:30
Response: Booking was successful, the total fee is 13.28 GBP payable at the station . Reference number is : LMZE8AMH .