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: 'yes im looking for a traditional restaurant in the expensive price range'
System: 'What part of town do you have in mind? For example, something in the Chesterton, central, or Romsey area.'
User: 'it doesnt matter'
System: 'The Royal Cambridge Hotel, which serves traditional food, is a great restaurant. It's in the expensive price range.'
User: 'ok can you get get me the address and post code'
System: 'The Royal Cambridge Hotel, which is in the area with the postcode CB2 1PY, is on Trumpington Street. A single room ranges from 91 pounds and to 98 pounds and a cheapest double room is 108 pounds and a family room ranges from 135 pounds and to 169 pounds and the price for main courses ranges from 12 pounds to 18 pounds.'
User: 'thank you good bye'

Output (English): Expensive