generate response: Okay. That sounds good. Can you book me a table for 1 at 13:00 on tuesday?. Intent: book_restaurant. Slots: restaurant-area=centre, restaurant-bookday=tuesday, restaurant-bookpeople=1, restaurant-booktime=13:00, restaurant-name=charlie chan, restaurant-pricerange=cheap
Response: Unfortunately there is no availability on Tuesday at 13:00. Would you like me to try to book at another time?