user_turns: <SILENCE> vietnam food vietnam vietnamese <SILENCE> yes can i get the address does it serve vietnamese food <SILENCE> can i have the 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 venetian food You are looking for a venetian restaurant right? I'm sorry but there is no restaurant serving venetian food api_call vietnamese R_location R_price thanh_binh serves vietnamese food I am sorry but there is no other vietnamese restaurant that matches your request thanh_binh is a great restaurant api_call vietnamese R_location R_price thanh_binh serves vietnamese food Sure , thanh_binh is on thanh_binh_address  you are welcome