generate response: Yes, can you make a reservation for 4 people on that train? And what is the reference number for the booking please.. Intent: book_train. Slots: train-bookpeople=4, train-day=monday, train-departure=leicester, train-destination=cambridge, train-leaveat=21:15
Response: Booking was successful, the total fee is 151.19 GBP payable at the station . Reference number is : YDYACFUZ .