generate response: Actually, I won't be needing a reservation just yet. Could you verify the type of food Saigon City serves?. Intent: book_restaurant. Slots: restaurant-area=north, restaurant-bookpeople=5, restaurant-booktime=18:00, restaurant-name=saigon city, restaurant-pricerange=expensive
Response: Saigon City serves asian oriental cuisine. Would you need anything other information or assistance?