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: 'i am looking for a restaurant'
System: 'What part of town do you have in mind? For example, something in the Arbury, King's Hedges, or riverside area.'
User: 'cherry hinton'
System: 'What type of food would you like? For example, French, Japanese, or Thai.'
User: 'english'
System: 'There is no restaurant in the Cherry Hinton area and serving english food.'
User: 'how about chinese'
System: 'HK Fusion, which is in the Cherry Hinton part of town, is an outstanding restaurant.'
User: 'what price range is it'
System: 'HK Fusion is in the cheap price range. The price for main courses ranges from 5 pounds to 8 pounds.'
User: 'what is its address'
System: 'HK Fusion is located on 21 Burleigh Street.'
User: 'what is its phone number'
System: 'The phone number of HK Fusion is 01223355909.'
User: 'thank you good bye'
Question: 'Did the user ask for the address of the restaurant?'

Output (English): Yes