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 price range are you looking for? For example, cheap, free, or moderate.'
User: 'cheap restaurant castle hill area'
System: 'What type of food would you like? For example, Fastfood, International, or Seafood.'
User: 'doent matter'
System: 'Are you looking for somewhere near a particular venue? For example, Great Saint Mary's Church, Holy Trinity Church, or Old Schools.'
User: 'no'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Girton, or Trumpington area.'
User: 'castle hill'
System: 'What part of town do you have in mind? For example, Addenbrooke's.'
User: 'castle hill'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Cherry Hinton, or King's Hedges area.'
User: 'castle hill'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Chesterton, or New Chesterton area.'
User: 'thank you good bye'

Output (English): Cheap