generate response: How about 12:30? Are there any tables open then?. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=friday, restaurant-bookpeople=7, restaurant-booktime=12:30, restaurant-food=dontcare, restaurant-name=yippee noodle bar, restaurant-pricerange=moderate
Response: Yes. they have a table available at 12:30. Your reference number is IB76ZC58 . Would you like to write down their address and phone number?