generate response: would you please book for 8 people? and give me the reference number. Intent: book_train. Slots: train-arriveby=09:45, train-bookpeople=8, train-day=wednesday, train-departure=cambridge, train-destination=london kings cross
Response: I booked 8 tickets on TR1058 leaving Cambridge at 07:00. The reference number is VBKUUA4S and the total fee is 188.8 GBP payable at the station.