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: 'uh'
System: 'What kind of venue are you looking for? For example, a cafe, or a restaurant.'
User: 'restaurant'
System: 'Are you looking for somewhere near a particular venue? For example, the Museum Of Technology, or the Folk Museum.'
User: 'gir girton area'
System: 'What type of food would you like? For example, Chinese take away, American, or Continental.'
User: 'i dont care'
System: 'Blue Spice is a great restaurant and it's in the Girton part of town.'
User: 'cheap'
System: 'The Dojo Noodle Bar, which is in the Girton part of town, is an outstanding restaurant. It's in the cheap price range.'
User: 'the phone number and address'
System: 'The Dojo Noodle Bar is on Miller's Yard and its phone number is 01223363471.'
User: 'phone number'
System: 'The phone number of the Dojo Noodle Bar is 01223363471.'
User: 'address'
System: 'The Dojo Noodle Bar is located on Miller's Yard.'
User: 'noise sil'
System: 'The Dojo Noodle Bar is a great restaurant and it's in the Girton part of town. It's in the cheap price range.'
User: 'thank you good bye'

Solution:
Cheap