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 free restaurant'
System: 'What type of food would you like? For example, Mexican and Tex Mex, Greek, or Turkish.'
User: 'tex mex'
System: 'There is no restaurant serving mexican and tex mex food that is providing services for free.'
User: 'turkish'
System: 'The Agora is a great restaurant and it serves turkish food.'
User: 'what is the address'
System: 'The Agora is on 4 King's Parade.'
User: 'what is the phone number'
System: 'The phone number of The Agora is 01223308448.'
User: 'thank you and good bye'
Question: 'Did the user ask for the address of the restaurant?'

Output (English): Yes