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 free restaurant in any area'
System: 'Are you looking for somewhere near a particular venue? For example, the Technology Museum, the Gallery at twelve A High Street, or Williams Art and Antiques.'
User: 'anywhere'
System: 'What type of food would you like? For example, Spanish, Traditional, or Turkish.'
User: 'free restaurant'
System: 'What type of food would you like? For example, Fastfood, or Fusion.'
User: 'fast food'
System: 'What type of food would you like? For example, English, International, or Middleeastern.'
User: 'english'
System: 'There is no restaurant serving english food that is providing services for free.'
User: 'search again'
System: 'Ta Bouche is an outstanding restaurant and it doesn't charge any entrance fee.'
User: 'sil'
System: 'Would you like vegetarian or X food?'
User: 'vegetarian'
System: 'There is no restaurant serving vegetarian food that is providing services for free.'
User: 'do you have a free restaurant'
System: 'There is no restaurant serving vegetarian food that is providing services for free.'
User: 'what esle do you have'
System: 'Would you like a vegetarian food, or you don't care?'
User: 'no'
System: 'There is no restaurant serving vegetarian food that is providing services for free.'
User: 'no'
System: 'The Michaelhouse Centre, which doesn't charge any entrance fee, is an outstanding restaurant.'
User: 'do you have mexican food'
System: 'There is no restaurant serving mexican and tex mex food that is providing services for free.'
User: 'what else do you have'
System: 'Nanna Mexico is an outstanding restaurant and it serves mexican and tex mex food.'
User: 'what is the price'
System: 'Nanna Mexico is a great venue. The price for main courses ranges from 5 pounds 35 to 15 pounds 50 and the price for a cappuccino is 2 pounds 95.'
User: 'sil'
System: 'Nanna Mexico is a great restaurant.'
User: 'sil'
System: 'There is no restaurant serving mexican and tex mex food that is providing services for free.'
User: 'thank you good bye'
Question: 'Did the user mention any cuisine preferences?'

Output (English): No