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: 'can i have an expensive east asian restaurant'
System: 'Shiraz, which serves east asian food, is a great restaurant. It's in the expensive price range.'
User: 'can i have the address please'
System: 'Shiraz is located on 84 Regent Street.'
User: 'can i have the phone number please'
System: 'The phone number of Shiraz is 01223902104.'
User: 'can i have the price range'
System: 'Shiraz is a great venue. The price for main courses ranges from 9 pounds to 14 pounds 15.'
User: 'background noise'
System: 'Shiraz is an outstanding restaurant, it serves east asian food and it's in the expensive price range.'
User: 'can i have the price venue'
System: 'Shiraz is an outstanding venue. The price for main courses ranges from 9 pounds to 14 pounds 15.'
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: 'looking for an expensive restaurant in trumpington'
System: 'Are you looking for somewhere near a particular venue? For example, Artspace, Wandlebury Country Park, or Primavera.'
User: 'trumpington area'
System: 'What type of food would you like? For example, pub, American, or Thai.'
User: 'american'
System: 'What type of food would you like? For example, Chinese take away, Middleeastern, or Vegetarian.'
User: 'expensive chinese food'
System: 'Wok n Grill, which is in the Trumpington part of town, is a great restaurant. This place, which serves chinese food, is in the expensive price range.'
User: 'what is the address'
System: 'Wok n Grill is located on 18 High Street, Trumpington.'
User: 'thank you goodbye'

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: 'can i have a cheap restaurant in the fen ditton area'
System: 'There is no restaurant in the Trumpington area in the cheap price range.'
User: 'how about in fen ditton'
System: 'The Milton Park English and Thai Restaurant is an outstanding restaurant, it's in the Fen Ditton part of town and it's in the cheap price range.'
User: 'can i have the address please'
System: 'The Milton Park English and Thai Restaurant is on Milton Park Golf Course, Ely Road, Milton.'
User: 'can i have the phone number please'
System: 'The phone number of the Milton Park English and Thai Restaurant is 01223864602.'
User: 'thank you goodbye'

answer:

Cheap