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: 'breathing hello i am looking for a cheap pub'
System: 'The Baron of Beef is a great pub and it's in the cheap price range.'
User: 'ok'
System: 'What part of town do you have in mind? For example, something in the Castle Hill, Cherry Hinton, or Fen Ditton area.'
User: 'and'
System: 'What part of town do you have in mind? For example, something in the Cherry Hinton, Fen Ditton, or Newnham area.'
User: 'can i get the phone number'
System: 'The phone number of The Baron of Beef is 01223505022.'
User: 'yes somewhere in the river side area'
System: 'The Avery is an outstanding pub and it's in the riverside part of town. It's in the cheap price range.'
User: 'yes i am looking for something'
System: 'The Avery, which is in the riverside part of town, is an outstanding pub. It's in the cheap price range.'
User: 'ya whats the phone'
System: 'The Avery, which is in the riverside part of town, is a great pub. It's in the cheap price range.'
User: 'the phone number please'
System: 'The phone number of The Avery is 01223323405.'
User: 'ok can i get the phone number'
System: 'The phone number of The Avery is 01223323405.'
User: 'and the post code of the unintelligible'
System: 'The Avery is in the area with the postcode CB2 1AB.'
User: 'ok thank you good bye'

Output (English): Cheap