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 trying to find a fast food restaurant'
System: 'Would you like fastfood or X food?'
User: 'any'
System: 'Would you like fastfood or X food?'
User: 'unintelligible'
System: 'Would you like fastfood or X food?'
User: 'unintelligible'
System: 'Burger King is a great restaurant and it serves fastfood.'
User: 'whats the address'
System: 'Burger King is on The Grafton Centre.'
User: 'give me the address'
System: 'Burger King is on The Grafton Centre.'
User: 'whats the phone number'
System: 'The phone number of Burger King is 01223322666.'
User: 'thank you good bye'
Question: 'Did the user ask for the phone number of the restaurant?'

Output (English): Yes