user_turns: <SILENCE> cheap restaurant north <SILENCE> whats the address what type of food is it alright 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 north cheap da_vinci_pizzeria is a nice restaurant in the north of town in the cheap price range Sure , da_vinci_pizzeria is on da_vinci_pizzeria_address da_vinci_pizzeria serves italian food  you are welcome