generate response: Yes, that's wonderful! I need 5 tickets please.. Intent: book_train. Slots: train-arriveby=14:00, train-bookpeople=5, train-day=thursday, train-departure=stansted airport, train-destination=cambridge
Response: Booking was successful, the total fee is 50.5 GBP payable at the station . Reference number is : D7VF1LOX .