generate response: I need a train that departs from Cambridge. Does TR4765 go from Cambridge to Peterborough?. Intent: find_train. Slots: train-arriveby=16:00, train-day=monday, train-departure=cambridge, train-destination=peterborough
Response: Yes TR4765 departs cambridge monday at 15:06, arriving in peterborough by 15:56. How many tickets will you need?