user_turns: <SILENCE> gastropub cheap south <SILENCE> address 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 ? Would you like something in the cheap , moderate , or expensive price range? What part of town do you have in mind? api_call R_cuisine R_location cheap nandos is a nice restaurant in the south of town in the cheap price range Sure , nandos is on nandos_address The phone number of nandos is nandos_phone  you are welcome