user_turns: <SILENCE> i need a restaurant that serves african food <SILENCE> whats the address the phone number thank you 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 ? api_call african R_location R_price bedouin serves african food Sure , bedouin is on bedouin_address The phone number of bedouin is bedouin_phone  you are welcome