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 greek restaurant i dont care about the price range'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'restaurant'
System: 'What kind of price range are you looking for? For example, expensive, or free.'
User: 'moderate'
System: 'What part of town do you have in mind? For example, something in the Girton, New Chesterton, or riverside area.'
User: 'riverside'
System: 'What type of food would you like? For example, Mexican and Tex Mex, Continental, or Turkish.'
User: 'greek restaurant'
System: 'There is no restaurant in the riverside area and serving greek food.'
User: 'find me a greek restaurant'
System: 'There is no restaurant in the riverside area and serving greek food.'
User: 'find me a greek restaurant i dont care where is'
System: 'The Eraina Taverna is a great restaurant and it serves greek food. It's in the moderate price range.'
User: 'address and phone number and price please'
System: 'The Eraina Taverna is located on 2 Free School Lane and its phone number is 01223902126. The price for main courses ranges from 6 pounds 50 to 13 pounds 95.'
User: 'thank you and goodbye'
Question: 'Did the user mention price range they are looking for?'
