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: 'im looking for an english restaurant in the high price range'
System: 'What kind of price range are you looking for? For example, expensive, or free.'
User: 'unintelligible'
System: 'What kind of price range are you looking for? For example, cheap, or moderate.'
User: 'unintelligible'
System: 'What kind of price range are you looking for? For example, expensive, or moderate.'
User: 'expensive'
System: 'The Backstreet Bistro is a great restaurant, it serves contemporary and english food and it's in the expensive price range.'
User: 'expensive'
System: 'The Backstreet Bistro is an outstanding venue. The price for main courses ranges from 10 pounds 95 to 14 pounds 25.'
User: 'expensive expensive'
System: 'The Backstreet Bistro is a great restaurant, it serves contemporary food, it serves english food and it's in the expensive price range.'
User: 'what is the area and address'
System: 'The Backstreet Bistro is located on 2 Sturton Street and it's in the Romsey part of town.'
User: 'sil'
System: 'The Backstreet Bistro is an outstanding restaurant.'
User: 'what is the area'
System: 'The Backstreet Bistro is in the Romsey part of town.'
User: 'what is the address'
System: 'The Backstreet Bistro is on 2 Sturton Street.'
User: 'thank you goodbye'

Output (English): Expensive