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: 'breathing'
System: 'What kind of venue are you looking for? For example, a cafe, or a pub.'
User: 'im looking for a fast food restaurant in the cheap price range'
System: 'Burger King, which serves fastfood, is an outstanding restaurant. It's in the cheap price range.'
User: 'whats the address'
System: 'Burger King is located on The Grafton Centre. The price for main courses ranges from 1 pound 99 to 6 pounds 79.'
User: 'the phone number'
System: 'The phone number of Burger King is 01223322666.'
User: 'the price'
System: 'Burger King is a great restaurant.'
User: 'whats the price'
System: 'Burger King is a great venue. The price for main courses ranges from 1 pound 99 to 6 pounds 79.'
User: 'background noise'
System: 'Burger King is an outstanding restaurant.'
User: 'what is the price'
System: 'Burger King is an outstanding venue. The price for main courses ranges from 1 pound 99 to 6 pounds 79.'
User: 'thank you good bye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes