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: 'unitelligible'
System: 'What kind of price range are you looking for? For example, expensive, free, or moderate.'
User: 'cheap price range please'
System: 'Would you like a venue with a cheap pricerange or with no entrance fee?'
User: 'okay no entrance fee'
System: 'Would you like a venue with a cheap pricerange or with no entrance fee?'
User: 'no entrance fee please'
System: 'Would you like a venue with a cheap pricerange or with no entrance fee?'
User: 'no entrance free fee'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'looking for a restaurant takeaway restaurant'
System: 'What part of town do you have in mind? For example, central, or King's Hedges.'
User: 'central'
System: 'Are you looking for somewhere near a particular venue? For example, the Lynne Strover Gallery, the Museum of Classical Archaeology, or Wandlebury Country Park.'
User: 'no'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Girton, or Newnham area.'
User: 'unintelligible'
System: 'What type of food would you like? For example, Continental, Japanese, or Middleeastern.'
User: 'chinese'
System: 'There is no restaurant serving chinese food that is providing services for free.'
User: 'thanks goodbye'

Output (English): Cheap