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: 'traditional restaurant'
System: 'What kind of price range are you looking for? For example, free, or moderate.'
User: 'expensive'
System: 'Are you looking for somewhere near a particular venue? For example, the Broughton House Gallery, Castle Galleries, or the Scott Polar Museum.'
User: 'no'
System: 'The Riverside Restaurant is a great restaurant. This place, which serves traditional food, is in the expensive price range.'
User: 'what is the address'
System: 'The Granta Bar is located on University Centre, Granta Place.'
User: 'and the postcode'
System: 'The Granta Bar is in the area with the postcode CB2 1RU. I can't hear you. The Granta Bar is in the area with the postcode CB2 1RU.'
User: 'than'
System: 'The Granta Bar is an outstanding restaurant.'
User: 'thank you goodbye'

Output (English): Expensive