generate response: Can you book passage for 7 people, please?. Intent: book_train. Slots: train-bookpeople=7, train-day=monday, train-departure=stevenage, train-destination=cambridge, train-leaveat=16:45
Response: Booking was successful, the total fee is 89.6 GBP payable at the station . Reference number is : 3FDGDHDS .