You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Ex Input:
Sentence1: Howdy, I'm looking for a place to stay. I don't care about internet. Sentence2: I booked you at city centre north b and b. Your reference number is Y87Q565O . Do you need anything else? Sentence3: How about the worth house? It is a 4 star guesthouse and has free internet and free parking. Sentence4: You are so welcome. Enjoy your stay in Cambridge. Sentence5: Would you like me to book it for you? Sentence6: There are 33 hotels in Cambridge. What price range would you like, and what area? Sentence7: Yes and make it for Friday for 2 days, and 2 people. Sentence8: yes I like that one with the free wifi. Sentence9: I would like a cheap hotel in the north please. Sentence10: Thank you so much for your help. Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: I have information for the Parkside Police Station, is this close to your location? Sentence2: You're welcome. The police will help you immediately. Goodbye. Sentence3: Thank you for your help Sentence4: Please put me in touch with the local police, I was just robbed. Sentence5: The phone number is 01223358966 and the post code is CB11JG. Sentence6: I don't know, could you just give me the postcode and phone? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: I do apologize there are no restaurants serving barbecue. Is there something else you might be interested in instead? Sentence2: You're welcome! Enjoy your stay. Sentence3: Are there any places that serve gastropub food? Sentence4: I am looking for an attraction in the centre of Cambridge. Sentence5: I was able to get a blue lexus and their number is 07087322851 Sentence6: I would also like to book a taxi that arrives by 12:45 to the restaurant. I would also like its contact number and car type. Sentence7: Sure! For 5 people at 13:45 on Sunday please. Thank you! Sentence8: There is the Whipple Museum of the History of Science located in the town centre, on free school lane. Is there any thing else I can help you with? Sentence9: The museum's post code is cb23rh. Sadly, there are no restaurants serving barbeque. Is there something else you might be interested in instead? Sentence10: There are several attractions in the town centre. Are you looking for a particular type? Sentence11: Alright, you're booked for 12:45. Your reference number is DXMY5V92 . Sentence12: I am also interested in a moderately priced place I can get barbeque. Sentence13: Yes, The Cow Pizza Kitchen and Bar is a moderately priced gastropub in the center of town. Would you like a table there? Sentence14: Perfect. Thank you very much for your help. Sentence15: They are not available for that time, is there another day and or time that you would like me to check? Sentence16: Sure, would 12:45 be available? Sentence17: Yes, please find any museums in the town centre. Sentence18: I need the postcode. Also, is there any place in town serving barbeque? Question: Who has spoken the sentence 6? (A) User (B) System

Ex Output:

Answer: (A) User