generate response: Yes, for 7 people at 10:30 on Tuesday.. Intent: book_train. Slots: restaurant-area=south, restaurant-bookday=tuesday, restaurant-bookpeople=7, restaurant-booktime=10:30, restaurant-food=indian, restaurant-pricerange=expensive, train-bookpeople=7, train-day=tuesday, train-departure=cambridge, train-destination=peterborough, train-leaveat=21:30
Response: Unfortunately the restaurant is full at that time. Would you like to try another time or day?