generate response: How about a Chinese restaurant. Ideally expensive.. Intent: find_train. Slots: restaurant-area=north, restaurant-food=chinese, restaurant-pricerange=expensive, train-day=saturday, train-departure=cambridge, train-destination=bishops stortford, train-leaveat=21:15
Response: Hakka and The Hotpot are both expensive Chinese restaurants on the north side of town. Would you like a table at one of these?