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: 'sil'
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, expensive, or moderate.'
User: 'um moderate'
System: 'What type of food would you like? For example, American, Japanese, or Spanish.'
User: 'american'
System: 'The Ranch is an outstanding restaurant, it serves american food and it's in the moderate price range.'
User: 'city center area'
System: 'There is no restaurant in the central area and serving american food in the moderate price range.'
User: 'ah expensive'
System: 'Would you like a central area, or you don't care?'
User: 'city center'
System: 'Would you like an expensive price range, or you don't care?'
User: 'dont care'
System: 'Would you like an american food, or you don't care?'
User: 'american'
System: 'Gourmet Burger  is a great restaurant and it's in the central part of town. It serves american food.'
User: 'city center area'
System: 'Gourmet Burger , which is in the central part of town, is a great restaurant. It serves american food.'
User: 'address and phone number'
System: 'Gourmet Burger  is located on 43-45 Regent Street and its phone number is 01223312598.'
User: 'sil'
System: 'Gourmet Burger  is a great restaurant.'
User: 'address and phone number'
System: 'Gourmet Burger  is located on 43-45 Regent Street and its phone number is 01223312598.'
User: 'background noise'
System: 'Gourmet Burger  is an outstanding restaurant.'
User: 'background noise'
System: 'Gourmet Burger  is an outstanding restaurant.'
User: 'background noise'
System: 'Gourmet Burger  is an outstanding restaurant.'
User: 'address and phone number'
System: 'Gourmet Burger  is on 43-45 Regent Street and its phone number is 01223312598.'
User: 'address and phone number'
System: 'Would you like an american food, or you don't care?'
User: 'background noise'
System: 'Would you like an american food, or you don't care?'
User: 'background noise'
System: 'Would you like an american food, or you don't care?'
User: 'american'
System: 'Gourmet Burger  is on 43-45 Regent Street. Its phone number is 01223312598.'
User: 'american'
System: 'What part of town do you have in mind? For example, something in the Barnwell, Castle Hill, or riverside area.'
User: 'background noise'
System: 'What part of town do you have in mind? For example, central, or Romsey.'
User: 'city center'
System: 'Gourmet Burger  is located on 43-45 Regent Street.'
User: 'phone number'
System: 'The phone number of Gourmet Burger  is 01223312598.'
User: 'ok thank you good bye'
Question: 'Did the user mention price range they are looking for?'

Output (English): No