generate response: Yes, please I need tickets for all 6 of us and I need a reference number. Intent: book_train. Slots: train-arriveby=21:00, train-bookpeople=6, train-day=tuesday, train-departure=cambridge, train-destination=leicester
Response: Booking was successful, the reference number is 7BB9B19A ., the total cost will be 37.80 payable at the station, can I help with anything else.