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 cheap coffee shop'
System: 'What type of food would you like? For example, American, Italian, or Mediterranean.'
User: 'any kind of food'
System: 'The Cambridge Blue is a great cafe and it's in the cheap price range.'
User: 'can i have the address and phone number'
System: 'The Cambridge Blue is on 24 Regent Street. Its phone number is 01223369222.'
User: 'thank you goodbye'

Output (English): Cheap