user_turns: <SILENCE> i want to find a cheap restaurant in the west part of town it doesnt matter <SILENCE> may i have the address phone number and postcode may i have 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 ? There are restaurants in the cheap price range and the west of town . What type of food would you like? api_call R_cuisine west cheap thanh_binh is a nice place in the west of town and the prices are cheap The phone number of thanh_binh is thanh_binh_phone Sure , thanh_binh is on thanh_binh_address  you are welcome