user_turns: <SILENCE> <SILENCE> cheap i dont care <SILENCE> in the west part of town <SILENCE> what is the address thank you goodbye
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 R_location cheap The price range at thanh_binh is cheap . api_call R_cuisine west cheap thanh_binh is a nice restaurant in the west of town in the cheap price range Sure , thanh_binh is on thanh_binh_address  you are welcome