user_turns: <SILENCE> id like a restaurant in the west part of town i dont care afghan <SILENCE> italian <SILENCE> can i get the phone number 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 afghan west R_price Sorry there is no afghan restaurant in the west of town api_call italian west R_price prezzo is a nice restaurant in the west of town serving italian food The phone number of prezzo is prezzo_phone  you are welcome