user_turns: <SILENCE> i need to find a restaurant in the west part of town west <SILENCE> uh whats the price range i need a cheap restaurant <SILENCE> and its in the west part of town no i need a restaurant in the west part of town okay whats the phone number and what kind of food do they serve okay 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 ? What part of town do you have in mind? api_call R_cuisine west R_price pizza_hut_cherry_hinton is a great restaurant pizza_hut_cherry_hinton is in the moderate price range api_call R_cuisine west cheap The price range at golden_house is cheap . golden_house is a nice place in the centre of town thanh_binh is a nice restaurant in the west of town in the cheap price range The phone number of thanh_binh is thanh_binh_phone thanh_binh serves vietnamese food  you are welcome