generate response: Yes, please book a table for 7 people at 16:00 on tuesday.. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=tuesday, restaurant-bookpeople=7, restaurant-booktime=16:00, restaurant-food=chinese, restaurant-pricerange=moderate
Response: I am sorry they don't have an open table at that time. I can book a table at lan hong house.