user_turns: <SILENCE> im looking for cheap restaurants in the north part of town any kind of food yes <SILENCE> can i have the address please 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 and the north of town . What type of food would you like? You are looking for a restaurant serving any kind of food right? api_call R_cuisine north cheap da_vinci_pizzeria is a nice place in the north of town and the prices are cheap Sure , da_vinci_pizzeria is on da_vinci_pizzeria_address  you are welcome