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: 'coffee shop'
System: 'Are you looking for somewhere near a particular venue? For example, Christ's College, Jesus College, or Queens' College.'
User: 'no'
System: 'The Cambridge Blue is an outstanding cafe.'
User: 'it should serve c'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or moderate.'
User: 'moderate'
System: 'Cafe Eleven, which is in the moderate price range, is an outstanding cafe.'
User: 'moderate'
System: 'Cafe Eleven, which is in the moderate price range, is a great cafe.'
User: 'the phone number and area'
System: 'The phone number of Cafe Eleven is 01223369157.'
User: 'phone number and area'
System: 'The phone number of Cafe Eleven is 01223369157.'
User: 'area'
System: 'Cafe Eleven is a great cafe.'
User: 'area'
System: 'Cafe Eleven is an outstanding cafe.'
User: 'area'
System: 'Cafe Eleven is an outstanding cafe.'
User: 'what is the area'
System: 'I am sorry but there is no information on Cafe Eleven's area.'
User: 'thank you good bye'
