generate response: Find expensive welsh food, or if not welsh, indian, for 6 people at 10:30 Sunday. I need a reference number, please.. Intent: find_train. Slots: restaurant-food=indian, restaurant-pricerange=expensive, train-day=sunday, train-departure=cambridge, train-destination=stevenage, train-leaveat=14:45
Response: Sorry, there aren't any expensive welsh restaurants, but there's an indian place named curry garden.