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: 'im looking for an expensive restaurant in the fenington area'
System: 'What part of town do you have in mind? For example, something in the Barnwell, New Chesterton, or Trumpington area.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Addenbrooke's, central, or Romsey area.'
User: 'area'
System: 'What part of town do you have in mind? For example, something in the Barnwell, New Chesterton, or Trumpington area.'
User: 'feninton'
System: 'What part of town do you have in mind? For example, Barnwell.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Addenbrooke's, Barnwell, or Chesterton area.'
User: 'thank you good bye'

Output (English): Expensive