user_turns: <SILENCE> belgium food malyasian thai <SILENCE> address address telephone telephone 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 ? What part of town do you have in mind? What kind of food would you like? api_call thai R_location R_price bangkok_city serves thai food sala_thong serves thai food I am sorry but there is no other thai restaurant that matches your request bangkok_city serves thai food bangkok_city is a great restaurant  you are welcome