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, or a pub.'
User: 'pub'
System: 'Are you looking for somewhere near a particular venue? For example, Clare Hall, the Museum of Archaelogy and Anthropology, or Queens' College.'
User: 'pub'
System: 'Are you looking for a venue that allows children?'
User: 'no'
System: 'The Bakers is an outstanding pub.'
User: 'cheap pub'
System: 'The Bakers, which is in the cheap price range, is an outstanding pub.'
User: 'does it have internet connection'
System: 'The Bakers has an internet connection.'
User: 'and the phone number'
System: 'The phone number of The Bakers is 01223304121.'
User: 'and the price'
System: 'The Bakers is an outstanding venue. The price for main courses ranges from 6 pounds to 8 pounds 49 and the price for a cheapest pint of beer is 2 pounds 25.'
User: 'thank you and goodbye'

Output (English): Cheap