user_turns: <SILENCE> im looking for a restaurant in the south part of town serving portuguese yes <SILENCE> can i have the phone number and address of the venue 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 ? You are looking for a portuguese restaurant right? api_call portuguese R_location R_price nandos is a great restaurant serving cheap portuguese food in the south of town . The phone number of nandos is nandos_phone  you are welcome