user_turns: <SILENCE> north part of town uh dont care cheap <SILENCE> um anything else telephone telephone number telephone number phone number 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 north of town . What type of food do you want? There are restaurants in the north of town serving any kind of food . What price range would you like? api_call R_cuisine north cheap royal_spice is a nice place in the north of town and the prices are cheap da_vinci_pizzeria is a nice place in the north of town and the prices are cheap Sorry but there is no other restaurant in the cheap price range and the north of town Could you please repeat that? da_vinci_pizzeria is a great restaurant The phone number of da_vinci_pizzeria is da_vinci_pizzeria_phone  you are welcome