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: 'can i have a cheap restaurant in the fen ditton area'
System: 'What part of town do you have in mind? For example, something in the Arbury, Girton, or riverside area.'
User: 'in the fen ditton area'
System: 'Are you looking for somewhere near a particular venue? For example, Holy Trinity Church, the Regency Gallery, or Wandlebury Country Park.'
User: 'no'
System: 'What part of town do you have in mind? For example, Castle Hill, or Fen Ditton.'
User: 'fen ditton'
System: 'What type of food would you like? For example, American, Middleeastern, or Seafood.'
User: 'i dont care'
System: 'La Raza is an outstanding restaurant and it's in the cheap price range.'
User: 'can i have the phone number'
System: 'Let me confirm. You don't care about the food and you are looking for a venue.'
User: 'yes'
System: 'Are you looking for a pub or a restaurant?'
User: 'a cheap restaurant in the fen ditton area'
System: 'The phone number of La Raza is 01223464550.'
User: 'what is the area'
System: 'La Raza is in the central part of town.'
User: 'what is the area'
System: 'La Raza is in the central part of town.'
User: 'unintelligible'
System: 'La Raza is an outstanding restaurant.'
User: 'what is the postcode'
System: 'La Raza is in the area with the postcode CB2 3LL.'
User: 'what is the price range'
System: 'La Raza is in the cheap price range.'
User: 'is it in the fen ditton area'
System: 'La Raza is in the central part of town.'
User: 'thank you good bye'

Output (English): Cheap