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: 'cough'
System: 'What kind of venue are you looking for? For example, a cafe, or a restaurant.'
User: 'restaurant'
System: 'What kind of price range are you looking for? For example, free.'
User: 'cheap'
System: 'What part of town do you have in mind? For example, Addenbrooke's, or Barnwell.'
User: 'fen ditton'
System: 'What type of food would you like? For example, Cafe food, Continental, or Middleeastern.'
User: 'any'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, Chesterton, or Girton area.'
User: 'fen ditton'
System: 'Are you looking for somewhere near a particular venue? For example, Cambridge Contemporary Art, the Technology Museum, or the Lynne Strover Gallery.'
User: 'no'
System: 'What part of town do you have in mind? For example, riverside, or Romsey.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Chesterton, Girton, or riverside area.'
User: 'sil'
System: 'What type of food would you like? For example, Chinese take away, French, or Italian.'
User: 'sil'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Fen Ditton, or Romsey area.'
User: 'any'
System: 'What part of town do you have in mind? For example, something in the New Chesterton, Newnham, or riverside area.'
User: 'fen ditton'
System: 'What type of food would you like? For example, Middleeastern, or Turkish.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, Addenbrooke's, or Castle Hill.'
User: 'any type'
System: 'What part of town do you have in mind? For example, King's Hedges, or Newnham.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Cherry Hinton, or Fen Ditton area.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Fen Ditton, Girton, or New Chesterton area.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, New Chesterton, or Newnham area.'
User: 'fen ditton'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Castle Hill, or King's Hedges area.'
User: 'goodbye thank you'

Output (English): Cheap