generate response: Yes, I need a train out of Peterborough into Cambridge, please.. Intent: find_train. Slots: hotel-area=south, hotel-bookday=saturday, hotel-bookpeople=7, hotel-bookstay=3, hotel-name=bridge guest house, hotel-parking=yes, hotel-pricerange=moderate, hotel-stars=dontcare, hotel-type=guesthouse, train-departure=peterborough, train-destination=cambridge
Response: When do you need that train?