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.

[Q]: 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 a chinese take away restaurant cheap price range'
System: 'Saigon City, which serves chinese take away, is an outstanding restaurant. It's in the cheap price range.'
User: 'may i get their address'
System: 'Saigon City is on 169 High Street, Chesterton. The price for main courses ranges from 4 pounds 60 to 5 pounds 10.'
User: 'may i get their phone number'
System: 'The phone number of Saigon City is 01223356555.'
User: 'thank you good bye'

[A]: Cheap


[Q]: 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 cheap restaurant in the city center area'
System: 'La Raza, which is in the central part of town, is a great restaurant. It's in the cheap price range.'
User: 'what is the phone number'
System: 'The phone number of La Raza is 01223464550.'
User: 'what is the postcode'
System: 'La Raza is in the area with the postcode CB2 3LL.'
User: 'thank you good bye'

[A]: Cheap


[Q]: 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: 'noise sil'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'im looking for a'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'an expensive restaurant in the fenditton area'
System: 'What type of food would you like? For example, Continental, French, or Indian.'
User: 'i dont care'
System: 'Are you looking for somewhere near a particular venue? For example, the Lynne Strover Gallery, the Regency Gallery, or Saint Catharine's College.'
User: 'looking for a french restaurant in the river side area'
System: 'The Hotel du Vin, which is in the riverside part of town, is a great restaurant. This place, which serves french food, is in the expensive price range.'
User: 'what is the phone number of the venue'
System: 'The phone number of the Hotel du Vin is 01223227330.'
User: 'im looking for a cheap pub with internet connection'
System: 'The Hotel du Vin is a great restaurant.'
User: 'i want to know the address phone number and area'
System: 'The Hotel du Vin is located on 15-19 Trumpington Street and its phone number is 01223227330.'
User: 'thank you good bye'

[A]:
Cheap