user_turns: <SILENCE> i need an expensive restaurant in the south part of town <SILENCE> yes <SILENCE> can i get the address thank you good bye
system_turns: Hello , welcome to the Cambridge restaurant system . You can ask for restaurants by area , price range or food type . How may I help you ? There are restaurants in the expensive price range and the south of town . What type of food would you like? You are looking for a restaurant serving any kind of food right? api_call R_cuisine south expensive chiquito_restaurant_bar is a nice place in the south of town and the prices are expensive Sure , chiquito_restaurant_bar is on chiquito_restaurant_bar_address  you are welcome