generate response: Is there another restaurant available at that time in the same area and price range?. Intent: book_restaurant. Slots: restaurant-area=west, restaurant-bookday=sunday, restaurant-bookpeople=6, restaurant-booktime=19:45, restaurant-pricerange=expensive
Response: Yes, I can book you at Graffiti. The reference number is UYW8JK6T . May I help with anything else?