generate response: Yes, book the 14:01 for the same group of people. I'll need a reference number, please.. Intent: book_train. Slots: train-bookpeople=8, train-day=wednesday, train-departure=cambridge, train-destination=birmingham new street, train-leaveat=13:15
Response: Booking was successful for TR8860, the total fee is 600.79 GBP payable at the station. Reference number is : H9Y9X5HY .