generate response: No, please book for 8 people and can I get the booking reference number?. Intent: book_train. Slots: train-bookpeople=8, train-day=wednesday, train-departure=cambridge, train-destination=london liverpool street, train-leaveat=11:00, 11 am
Response: Booking was successful, the total fee is 132.8 GBP payable at the station . Reference number is : 98NW4G1V . Anything else?