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: 'noise sil'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or free.'
User: 'im looking for a cheap coffee shop serving english food'
System: 'The Cambridge Blue is an outstanding cafe, it serves english food and it's in the cheap price range.'
User: 'what is the address and post code'
System: 'The Cambridge Blue, which is in the area with the postcode CB2 1DB, is located on 24 Regent Street. I can't hear you. The Cambridge Blue, which is in the area with the postcode CB2 1DB, is located on 24 Regent Street.'
User: 'thank you good bye'

Output (English): Cheap