The input is a conversation between an automated system and a user looking for suggestions for pubs, restaurants and coffee shops in Cambridge. In the dialogue, the user may provide some criteria for the type of place they want such as price range, cuisine, etc. Given such a dialogue, output the price range the user if looking for which can take one of four values: Cheap, Moderate, Expensive and Don't Care. Output cannot be any other value than the four values. Note that if the user asks for the prices of items provided at a pub, restaurant or coffee shop but doesn't mention the price range they are looking for then the correct classification will be Don't Care. If the user does not mention a particular price, the correct classification will be Don't Care.

Input: Consider Input: 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: 'looking for a coffee shop'
System: 'What kind of price range are you looking for? For example, cheap, expensive, or moderate.'
User: 'doesnt matter'
System: 'Let me confirm. You don't care about the price range and you are looking for a venue.'
User: 'yes'
System: 'What type of food would you like? For example, Mexican and Tex Mex, Mediterranean, or Turkish.'
User: 'italian'
System: 'Are you looking for somewhere near a particular venue? For example, Castle Galleries, the Museum of Classical Archaeology, or Primavera.'
User: 'no'
System: 'Caffe Nero, which serves italian food, is an outstanding cafe.'
User: 'what is the address'
System: 'Caffe Nero is on 11 Market Street.'
User: 'what is the price'
System: 'Caffe Nero is a great venue. The price for main courses ranges from 3 pounds 50 to 3 pounds 85 and the price for a cappuccino is 2 pounds 15.'
User: 'thank you g goodbye'


Output: Don't Care


Input: Consider Input: 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: 'cheap restaurant in addenbrookes'
System: 'What type of food would you like? For example, Chinese, Contemporary, or Traditional.'
User: 'dont care'
System: 'What type of food would you like? For example, Northern european, Chinese, or Indian.'
User: 'dont care'
System: 'Can I help you with anything else?'
User: 'a cheap restaurant'
System: 'What type of food would you like? For example, Mexican and Tex Mex, Indian, or Thai.'
User: 'in addenbrookes'
System: 'Are you looking for somewhere near a particular venue? For example, Artworks, Cambridge Contemporary Art, or the Museum Of Technology.'
User: 'addenbrookes area'
System: 'The Peking Restaurant is a great restaurant, it's in the Addenbrooke's part of town and it's in the cheap price range.'
User: 'whats the address and phone number'
System: 'The Peking Restaurant is on Unit 3, The Belvedere, Homerton Street and its phone number is 01223902166.'
User: 'thank you good bye'


Output: Cheap


Input: Consider Input: 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: 'what is a restaurant in new chesterton'
System: 'Hakka, which is in the New Chesterton part of town, is a great restaurant.'
User: 'what is the address'
System: 'Hakka is located on 24 Milton Road.'
User: 'the phone number'
System: 'The phone number of Hakka is 01223568988.'
User: 'what'
System: 'Hakka is a great restaurant.'
User: 'what is the price range'
System: 'Hakka is an outstanding venue. The price for main courses ranges from 5 pounds to 13 pounds.'
User: 'thank you good bye'



Output: Don't Care