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 in the castle hill area'
System: 'What part of town do you have in mind? For example, something in the central, King's Hedges, or New Chesterton area.'
User: 'the castle hill area'
System: 'What type of food would you like? For example, Greek, or Turkish.'
User: 'it doesnt matter'
System: 'Are you looking for somewhere near a particular venue? For example, Artworks, Corpus Christi, or Milton Country Park.'
User: 'nothing in particular'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'yes'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, Chesterton, or New Chesterton area.'
User: 'castle hill area'
System: 'Let me confirm. You don't care about the food. You are looking for a venue.'
User: 'yes'
System: 'Are you looking for a pub or a restaurant?'
User: 'a cheap restaurant'
System: 'What part of town do you have in mind? For example, something in the central, riverside, or Romsey area.'
User: 'something in the castle hill area'
System: 'What part of town do you have in mind? For example, something in the Arbury, Fen Ditton, or riverside area.'
User: 'the castle hill area'
System: 'Are you looking for somewhere near a particular venue? For example, Holy Trinity Church, Saint Catharine's College, or The Fitzwilliam Museum.'
User: 'nothing in particular'
System: 'What part of town do you have in mind? For example, Addenbrooke's, or Fen Ditton.'
User: 'the castle hill area'
System: 'What part of town do you have in mind? For example, something in the central, New Chesterton, or Romsey area.'
User: 'im looking for a cheap restaurant in the castle hill area'
System: 'What part of town do you have in mind? For example, something in the Arbury, New Chesterton, or Romsey area.'
User: 'thank you good bye'

Output (English): Cheap