user_turns: <SILENCE> food in the south part of town it doesnt matter catalan food <SILENCE> how about portugeuse portugeuse what is the phone number what is the address what is the address 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 R_cuisine south R_price Sorry there is no catalan restaurant in the south of town peking_restaurant is a nice restaurant in the south of town serving chinese food nandos is a nice restaurant in the south of town serving portuguese food The phone number of nandos is nandos_phone nandos is a nice restaurant in the south of town in the cheap price range Sure , nandos is on nandos_address  you are welcome