generate response: Sounds perfect. Could you make me a booking for 4 people?. Intent: book_train. Slots: train-arriveby=17:15, train-bookpeople=4, train-day=wednesday, train-departure=london liverpool street, train-destination=cambridge
Response: I have made those reservations. Your reference number is FN3LCW4X and the total fee is 66.4 GBP payable at the station.