Task: Dialogue State Tracking
Input (English): 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: 'need a moderately priced restaurant in the new chesterton area'
System: 'Hakka, which is in the New Chesterton part of town, is an outstanding restaurant. It's in the moderate price range.'
User: 'what type of food venue'
System: 'Hakka, which is in the New Chesterton part of town, is a great restaurant. It's in the moderate price range.'
User: 'what type of food'
System: 'Hakka serves chinese food.'
User: 'what is the phone number'
System: 'The phone number of Hakka is 01223568988.'
User: 'thank you good bye'
Question: 'Did the user mention the area in which they are looking for restaurants?'

Output (English): Yes