user_turns: <SILENCE> im looking for a restaurant in the center serving african food <SILENCE> can i have the 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 ? api_call african R_location R_price bedouin is a nice place in the centre of town serving tasty african food Sure , bedouin is on bedouin_address  you are welcome