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: 'unintelligible'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'restaurant'
System: 'Are you looking for somewhere near a particular venue? For example, the Technology Museum, Emmanuel College, or the Michaelhouse Centre.'
User: 'italian restaurant'
System: 'What kind of price range are you looking for? For example, free. I can't hear you. What kind of price range are you looking for? For example, free.'
User: 'expensive'
System: 'Are you looking for somewhere near a particular venue? For example, the Folk Museum, Clare Hall, or Pembroke College.'
User: 'expensive'
System: 'Are you looking for somewhere near a particular venue? For example, Jesus College, Old Schools, or the Scott Polar Museum.'
User: 'cambridge college'
System: 'Are you looking for somewhere near a particular venue? For example, Castle Galleries, Christ's College, or Trinity College.'
User: 'any'
System: 'What part of town do you have in mind? For example, something in the Addenbrooke's, Castle Hill, or Cherry Hinton area.'
User: 'let me have an address'
System: 'What part of town do you have in mind? For example, something in the Fen Ditton, New Chesterton, or riverside area.'
User: 'thank you goodbye'

Output (English): Expensive