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: 'sil'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'yes im looking for a pub food restaurant and it should have cheap price range'
System: 'Are you looking for somewhere near a particular venue? For example, Clare College, or Sidney Sussex College.'
User: 'no'
System: 'The Fountain Inn, which serves pub food, is an outstanding restaurant. It's in the cheap price range.'
User: 'what is the address phone number and the price'
System: 'The Fountain Inn is located on 12 Regent Street and its phone number is 01223366540. The price for main courses ranges from 4 pounds 95 to 7 pounds 95 and the price for a glass of wine ranges from 3 pounds to 4 pounds 50 and the price for a cheapest pint of beer is 2 pounds.'
User: 'thank you goodbye'

Output (English): Cheap