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, expensive, free, or moderate.'
User: 'noise sil'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'expensive'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'traditional restaurant'
System: 'What part of town do you have in mind? For example, something in the Girton, riverside, or Romsey area.'
User: 'a traditional restaurant'
System: 'Are you looking for somewhere near a particular venue? For example, All Saints Church, Downing College, or Great Saint Mary's Church.'
User: 'dont care'
System: 'The Granta Bar, which is in the expensive price range, is a great restaurant. It serves traditional food.'
User: 'no'
System: 'The Granta Bar is a great restaurant, it serves traditional food and it's in the expensive price range.'
User: 'what is the address'
System: 'The Granta Bar is located on University Centre, Granta Place.'
User: 'what is the postal code'
System: 'The Granta Bar is in the area with the postcode CB2 1RU.'
User: 'what is the address'
System: 'The Granta Bar is located on University Centre, Granta Place.'
User: 'thank you good bye'

Output (English): Expensive