instruction:
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.
question:
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 price range are you looking for? For example, cheap, or free.'
User: 'noise cheap'
System: 'What kind of venue are you looking for? For example, a cafe, a pub, or a restaurant.'
User: 'noise sil'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'restaurant'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'thai restaurant'
System: 'The Milton Park English and Thai Restaurant is a great restaurant, it serves thai food and it's in the cheap price range.'
User: 'where is it at'
System: 'The Milton Park English and Thai Restaurant is on Milton Park Golf Course, Ely Road, Milton.'
User: 'what is the phone number'
System: 'The phone number of the Milton Park English and Thai Restaurant is 01223864602.'
User: 'noise sil'
System: 'The Milton Park English and Thai Restaurant is a great restaurant.'
User: 'thank you good bye'

answer:
Cheap


question:
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: 'i am looking for an expensive restaurant in a castle hill area'
System: 'Are you looking for somewhere near a particular venue? For example, Jesus College, the Saint Barnabas Press Gallery, or the Whipple Museum of the History of Science.'
User: 'castle hill area'
System: 'Are you looking for somewhere near a particular venue? For example, Downing College, Emmanuel College, or Queens' College.'
User: 'unintelligible castle hill'
System: 'What part of town do you have in mind? For example, Fen Ditton, or Newnham.'
User: 'castle hill'
System: 'What part of town do you have in mind? For example, something in the Arbury, Chesterton, or central area.'
User: 'breathing sil'
System: 'What type of food would you like? For example, Cafe food, Northern european, or pub.'
User: 'breathing sil'
System: 'What type of food would you like? For example, American, or Italian.'
User: 'expensive restaurant'
System: 'What type of food would you like? For example, pub, American, or Contemporary.'
User: 'italian'
System: 'Would you like vegetarian or X food?'
User: 'italian food coughing'
System: 'Blue Spice, which is in the expensive price range, is a great restaurant.'
User: 'vegetarian'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'sil'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'in what area'
System: 'Blue Spice is in the Girton part of town.'
User: 'breathing looking for a restaurant in castle hill'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'coughing sil'
System: 'Can I help you with anything else?'
User: 'breathing sil'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'i am looking for an expensive restaurant in the castle hill area'
System: 'The Hotel du Vin is a great restaurant and it's in the expensive price range.'
User: 'do you have a restaurant in castle hill'
System: 'There is no restaurant serving vegetarian food in the expensive price range.'
User: 'where is it located'
System: 'The Hotel du Vin is located on 15-19 Trumpington Street.'
User: 'do you have a restaurant in castle hill'
System: 'Would you like a vegetarian food, or you don't care?'
User: 'yes'
System: 'Would you like a vegetarian food, or you don't care?'
User: 'thank you good bye'

answer:
Expensive


question:
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: 'sil'
System: 'What kind of venue are you looking for? For example, a pub, or a restaurant.'
User: 'a restaurant'
System: 'What type of food would you like? For example, Greek, Middleeastern, or Traditional.'
User: 'any type'
System: 'What part of town do you have in mind? For example, Arbury, or New Chesterton.'
User: 'girton'
System: 'Are you looking for somewhere near a particular venue? For example, Little Saint Mary's, or Milton Country Park.'
User: 'no'
System: 'Blue Spice, which is in the Girton part of town, is an outstanding restaurant.'
User: 'can you give me the address'
System: 'Blue Spice is located on Unit F1, Cambridge Leisure Park, Clifton Way. The price for main courses ranges from 12 pounds 50 to 12 pounds 50.'
User: 'can you give me a cheaper restaurant'
System: 'The Dojo Noodle Bar is an outstanding restaurant. It's in the Girton part of town. It's in the cheap price range.'
User: 'sil'
System: 'The Dojo Noodle Bar, which is in the Girton part of town, is a great restaurant. It's in the cheap price range.'
User: 'can you give me a moderately priced restaurant'
System: 'The Rainbow Cafe, which is in the Girton part of town, is an outstanding restaurant. It's in the moderate price range.'
User: 'can you give me the address'
System: 'The Rainbow Cafe is located on 9a King's Parade.'
User: 'and its phone number please'
System: 'The phone number of the Rainbow Cafe is 01223321551.'
User: 'postal code'
System: 'The Rainbow Cafe is in the area with the postcode CB2 1SJ.'
User: 'thats wonderful goodbye thank you'
System: 'Yippee Noodle Bar is an outstanding restaurant. It's in the central part of town. It's in the moderate price range.'
User: 'thats all the information i want goodbye thank you'
System: 'Yippee Noodle Bar, which is in the central part of town, is an outstanding restaurant. It's in the moderate price range.'
User: 'thank you goodbye'

answer:

Moderate