user_turns: <SILENCE> uh yes id like an expensive restaurant that serves vegetarian food <SILENCE> okay uh how about a bristish type of food um east part <SILENCE> okay and is that british food uh yes iam looking for a british type of food restaurant <SILENCE> okay and can i get their phone number thats all uh no thats it thank you and 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 R_cuisine R_location expensive Sorry there is no vegetarian restaurant in the expensive price range curry_garden is a great restaurant serving indian food and it is in the expensive price range What part of town do you have in mind? api_call R_cuisine east expensive royal_standard is a nice restaurant in the east of town serving gastropub food You are looking for a restaurant is that right? api_call british east expensive grafton_hotel_restaurant is a nice restaurant in the east of town serving british food The phone number of grafton_hotel_restaurant is grafton_hotel_restaurant_phone Can I help you with anything else?  you are welcome