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: 'noise sil'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'noise sil'
System: 'The Bakers is a great pub.'
User: 'noise sil'
System: 'Can I help you with anything else?'
User: 'im looking for an expensive restaurant in the trumpington area'
System: 'Would you like an expensive price range, or you don't care?'
User: 'in the trumpington area'
System: 'Would you like an expensive price range, or you don't care?'
User: 'expensive'
System: 'Would you like an expensive price range, or you don't care?'
User: 'noise sil'
System: 'Would you like an expensive price range, or you don't care?'
User: 'noise sil'
System: 'Would you like an expensive price range, or you don't care?'
User: 'expensive'
System: 'Are you looking for a pub or a restaurant?'
User: 'noise sil'
System: 'Would you like an expensive price range, or you don't care?'
User: 'thank you good bye'

Output (English): Expensive