user_turns: <SILENCE> expensive restaurant in the south part of town expensive any <SILENCE> phone number 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? What kind of food would you like? api_call R_cuisine south expensive frankie_and_bennys is a nice restaurant in the south of town serving italian food The phone number of frankie_and_bennys is frankie_and_bennys_phone frankie_and_bennys is a nice restaurant in the south of town in the expensive price range  you are welcome