Detailed Instructions: 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.
Problem: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: 'unintelligible'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'im looking for a moderately priced restaurant and it should be in the fen ditton area make sure you get the address and the type of food of the venue'
System: 'Are you looking for somewhere near a particular venue? For example, the Book and Print Gallery, or the Museum of Classical Archaeology.'
User: 'i need it in the fen ditton area'
System: 'What type of food would you like? For example, Chinese take away, Greek, or Indian.'
User: 'a moderately priced restaurant'
System: 'What type of food would you like? For example, Chinese, Continental, or Greek.'
User: 'chinese'
System: 'What type of food would you like? For example, Cafe food, or Vegetarian.'
User: 'vegetarian'
System: 'What type of food would you like? For example, Cafe food, Mexican and Tex Mex, or American.'
User: 'american'
System: 'There is no restaurant in the Fen Ditton area and serving american food.'
User: 'unintelligible'
System: 'There is no restaurant in the Fen Ditton area and serving american food.'
User: 'alright thank you good bye'
System: 'Would you like an american food, or you don't care?'
User: 'thank you good bye'

Solution:
Moderate