user_turns: <SILENCE> im looking for an expensive restaurant and it should serve unusual food <SILENCE> how about european food <SILENCE> okay whats the address the phone number and the 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 ? api_call unusual R_location expensive Sorry there is no unusual restaurant in the expensive price range api_call european R_location expensive michaelhouse_cafe is a great restaurant serving european food and it is in the expensive price range Sure , michaelhouse_cafe is on michaelhouse_cafe_address The phone number of michaelhouse_cafe is michaelhouse_cafe_phone michaelhouse_cafe is a great restaurant serving european food and it is in the expensive price range  you are welcome