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: 'coughing'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'i am looking for a traditional restaurant with expensive price range'
System: 'Are you looking for somewhere near a particular venue? For example, Kettle's Yard, Pembroke College, or the Scott Polar Museum.'
User: 'no'
System: 'The Riverside Restaurant, which serves traditional food, is an outstanding restaurant. It's in the expensive price range.'
User: 'is that a traditional restaurant'
System: 'The Granta Bar is a great restaurant and it serves traditional food. The price for main courses ranges from 14 pounds 95 to 16 pounds 95.'
User: 'id like something expensive'
System: 'The Riverside Restaurant is an outstanding restaurant, it serves traditional food and it's in the expensive price range.'
User: 'ok give me the address'
System: 'The Riverside Restaurant is on University Centre, Granta Place.'
User: 'background noise'
System: 'The Granta Bar is a great restaurant, it serves traditional food and it's in the expensive price range.'
User: 'ok give me the phone number'
System: 'The phone number of the Granta Bar is 01223902174.'
User: 'thank you good bye'

Output (English): Expensive