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 a fast food restaurant'
System: 'Burger King, which serves fastfood, is an outstanding restaurant.'
User: 'oh i need something in the cheap range'
System: 'Burger King is a great restaurant, it serves fastfood and it's in the cheap price range.'
User: 'awesome can i get the address and the price of the venue'
System: 'Burger King is located on The Grafton Centre. The price for main courses ranges from 1 pound 99 to 6 pounds 79.'
User: 'thank you good bye'

Output (English): Cheap