user_turns: <SILENCE> i would like to find a restaurant in the south part of town that serves any price range <SILENCE> thats fine can i get their phone number please 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 ? Would you like something in the cheap , moderate , or expensive price range? api_call R_cuisine south R_price The price range at city_stop_restaurant is expensive . The phone number of city_stop_restaurant is city_stop_restaurant_phone  you are welcome