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: 'i am looking for an expensive restaurant in a castle hill area'
System: 'Are you looking for somewhere near a particular venue? For example, Jesus College, the Saint Barnabas Press Gallery, or the Whipple Museum of the History of Science.'
User: 'castle hill area'
System: 'Are you looking for somewhere near a particular venue? For example, Downing College, Emmanuel College, or Queens' College.'
User: 'unintelligible castle hill'
System: 'What part of town do you have in mind? For example, Fen Ditton, or Newnham.'
User: 'castle hill'
System: 'What part of town do you have in mind? For example, something in the Arbury, Chesterton, or central area.'
User: 'breathing sil'
System: 'What type of food would you like? For example, Cafe food, Northern european, or pub.'
User: 'breathing sil'
System: 'What type of food would you like? For example, American, or Italian.'
User: 'expensive restaurant'
System: 'What type of food would you like? For example, pub, American, or Contemporary.'
User: 'italian'
System: 'Would you like vegetarian or X food?'
User: 'italian food coughing'
System: 'Blue Spice, which is in the expensive price range, is a great restaurant.'
User: 'vegetarian'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'sil'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'in what area'
System: 'Blue Spice is in the Girton part of town.'
User: 'breathing looking for a restaurant in castle hill'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'coughing sil'
System: 'Can I help you with anything else?'
User: 'breathing sil'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'i am looking for an expensive restaurant in the castle hill area'
System: 'The Hotel du Vin is a great restaurant and it's in the expensive price range.'
User: 'do you have a restaurant in castle hill'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'where is it located'
System: 'The Hotel du Vin is located on 15-19 Trumpington Street.'
User: 'do you have a restaurant in castle hill'
System: 'Would you like a vegetarian food, or you don't care?'
User: 'yes'
System: 'Would you like a vegetarian food, or you don't care?'
User: 'thank you good bye'

Output (English): Expensive