user_turns: <SILENCE> is sea food <SILENCE> expensive expensive <SILENCE> area what area 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 ? There are restaurants in the cheap price range . What type of food do you want? api_call R_cuisine R_location R_price loch_fyne serves seafood food Can I help you with anything else? api_call R_cuisine R_location expensive loch_fyne serves seafood food in the expensive price range loch_fyne serves seafood food loch_fyne is a nice place in the centre of town  you are welcome