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: 'chinese take away restaurant in the in the cheap price range'
System: 'Saigon City is an outstanding restaurant, it serves chinese take away and it's in the cheap price range.'
User: 'whats the phone number'
System: 'The phone number of Saigon City is 01223356555. The price for main courses ranges from 4 pounds 60 to 5 pounds 10.'
User: 'whats the post code'
System: 'Saigon City is in the area with the postcode CB4 1NL.'
User: 'thank you good bye'

Output (English): Cheap