user_turns: <SILENCE> romanian food portuguese any part <SILENCE> cheap <SILENCE> address 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 ? I'm sorry but there is no restaurant serving romanian food What part of town do you have in mind? api_call romanian R_location R_price nandos_city_centre serves portuguese food api_call romanian R_location cheap nandos_city_centre serves portuguese food in the cheap price range Sure , nandos_city_centre is on nandos_city_centre_address  you are welcome