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: 'yes'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'ah restaurant'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'restaurant'
System: 'What kind of price range are you looking for? For example, free, or moderate.'
User: 'moderate'
System: 'What type of food would you like? For example, Northern european, pub, or International.'
User: 'moderate'
System: 'Are you looking for somewhere near a particular venue? For example, Gonville and Caius College, Kettle's Yard, or the Lynne Strover Gallery.'
User: 'the fenditton area'
System: 'What type of food would you like? For example, Cafe food, pub, or Fastfood.'
User: 'sil'
System: 'What type of food would you like? For example, Chinese take away, Northern european, or Fastfood.'
User: 'fast food'
System: 'What type of food would you like? For example, Fastfood, Thai, or Traditional.'
User: 'fast fast food'
System: 'There is no restaurant in the Girton area and serving fastfood.'
User: 'fast food'
System: 'Would you like a fastfood, or you don't care?'
User: 'yes fast food'
System: 'Would you like a fastfood, or you don't care?'
User: 'fast food'
System: 'There is no restaurant in the Girton area and serving fastfood.'
User: 'the fenditton area'
System: 'Would you like a girton area, or you don't care?'
User: 'the fenditton area'
System: 'Would you like a fastfood, or you don't care?'
User: 'no thank you good bye'
Question: 'Did the user mention the area in which they are looking for restaurants?'

Output (English): Yes