generate response: That's perfect. I'll need 7 tickets.. Intent: book_train. Slots: train-arriveby=20:00, train-bookpeople=7, train-day=wednesday, train-departure=stansted airport, train-destination=cambridge
Response: Booking was successful, the total fee is 70.7 GBP payable at the station, your reference number is K09T11P8 . Will that be all?