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: 'im looking for a cheap restaurant and it should be in the fen ditton area'
System: 'What type of food would you like? For example, Chinese, Thai, or Vegetarian.'
User: 'chinese'
System: 'What part of town do you have in mind? For example, something in the Barnwell, central, or Romsey area.'
User: 'fen ditton'
System: 'Are you looking for somewhere near a particular venue? For example, Cherry Hinton Water Play, Emmanuel College, or Sidney Sussex College.'
User: 'no'
System: 'HK Fusion, which serves chinese food, is a great restaurant. It's in the cheap price range.'
User: 'what is the phone number and address'
System: 'HK Fusion is on 21 Burleigh Street and its phone number is 01223355909.'
User: 'thank you goodbye'

Output (English): Cheap