System: 'Thank you for calling the Cambridge Information system. Your call will be recorded for research purposes. You may ask for information about a place to eat, such as a restaurant, a pub, or a cafe. How may I help you?'
User: 'restaurant'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or moderate.'
User: 'doesnt matter north european'
System: 'Polonia, which serves northern european food, is an outstanding restaurant.'
User: 'noise'
System: 'Polonia is a great restaurant and it serves northern european food.'
User: 'phone number'
System: 'The phone number of Polonia is 01223902138.'
User: 'in the area'
System: 'Polonia is in the riverside part of town.'
User: 'thank you and goodbye'
Question: 'Did the user mention the area in which they are looking for restaurants?'
