user_turns: <SILENCE> um a cheap restaurant in the west part of town um any type yes the west part <SILENCE> <SILENCE> type of food let me get the address can i get the address and the phone number and what type of food 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 cheap price range . What type of food do you want? You are looking for a restaurant serving any kind of food right? What part of town do you have in mind? api_call R_cuisine west cheap thanh_binh is a nice place in the west of town and the prices are cheap la_margherita is a nice place in the west of town and the prices are cheap thanh_binh is a nice place in the west of town and the prices are cheap thanh_binh is in the cheap price range Sure , thanh_binh is on thanh_binh_address The phone number of thanh_binh is thanh_binh_phone thanh_binh serves vietnamese food  you are welcome