user_turns: <SILENCE> food dont care south part of town expensive both north <SILENCE> address telephone number the address telephone number type of food 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 kind of food would you like? There are restaurants if you don't care about the food . What area do you want? What part of town do you have in mind? There are restaurants serving any kind of food in the expensive price range . What area would you like? What part of town do you have in mind? api_call R_cuisine north expensive restaurant_two_two is a nice place in the north of town and the prices are expensive the_hotpot is a nice place in the north of town and the prices are expensive the_hotpot is a great restaurant Sure , the_hotpot is on the_hotpot_address The phone number of the_hotpot is the_hotpot_phone the_hotpot is a great restaurant  you are welcome