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

Input: Consider Input: Sentence1: I want the postcode Sentence2: The post code for the hospital is CB20QQ. Sentence3: Okay. Enjoy the rest of your day today Sentence4: Thank you. That was all I needed. Sentence5: Okay, Addenbrooke's hospital is located at Hills Road, Cambridge. Would you like the phone number? Sentence6: I am looking for the Addenbrookes Hospital Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I am hoping you can help me with my planning. I am trying to find information on the trains. Sentence2: I would like to arrive by 13:15. Sentence3: Thank you that is all I needed. Sentence4: itshould be in the centre Sentence5: No. Can you help me find a very cheap, not shabby hotel that has free parking? Sentence6: Your booking has been changed. Your new reference number is FVTMM086 . Sentence7: I can definitely help you with that. Can you give me more information, like your departure and destination preferences? Sentence8: I have a lot of great choices to offer you. Do you have a preference to what part of Cambridge you'd like to stay in? Sentence9: Which one of them has free wifi? Sentence10: I will be departing from Stansted Airport to go to Cambridge on Wednesday. Sentence11: You're welcome, have a great day! Sentence12: There are two guesthouses: Alexander Bed and Breakfast, and El Shaddai. Would you like to stay in one of those guesthouses? Sentence13: I am getting the information up now, do you have a specific arrival or departure time? Sentence14: book for 2 people for 2 nights from wednesday Sentence15: Sorry, can you actually book it for 3 people for 2 nights, please? Sentence16: Both facilities do. Sentence17: TR6386 departs at 12:24 and arrives by 12:52. Would you like a ticket? Sentence18: I made your reservation for 2 people for 2 nights starting Wednesday at the Alexander Bed & Breakfast. Your reference number is 8JX02F2T . Is there anything else I can do? Question: Who has spoken the sentence 13? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: That sounds good can you book it for 4 people at 16:30 on wednesday? Sentence2: Yes. The Bedouin serves gastropub food and is in the centre of town. Sentence3: The Slug and Lettuce would be fine. It will need to be on Wednesday for 4 people. We'd like to eat at 16:30. Sentence4: Yes, I would prefer to stay in the south. Sentence5: Okay, I've got it booked for you for 4 people for 3 nights starting on Wednesday. The reference number is: HRT9EL5L . Is there anything else I do for you? Sentence6: That is all I need to know. Thanks. Sentence7: You're all set. Your car will be a white toyota. If you need to contact the driver, you can call 07073603005. Sentence8: You are welcome, just let me know if you need anything else. Sentence9: Yes what time would you like to travel by taxi? Sentence10: i am also looking for a place to stay. The hotel should be in the cheap price range and should include free wifi. Sentence11: Okay, you're all booked. Your table will be reserved for 15 minutes and your reference number is 32V8AA4N . Is there anything else I can help you with today? Sentence12: Is that a gastropub? Sentence13: I apologize the Bedouin serves african food. Could I recommend the Slug and Lettuce, or backstreet bistro, if you would prefer something moderately priced the cow pizza kitchen and bar. Sentence14: Cambridge has 10 options that meet your criteria. Is there a particular area in which you would like to stay? Sentence15: I'm looking for somewhere to eat in the centre. Sentence16: I would like to arrive in time for our booked time at the Slug and Lettuce. Sentence17: The bedouin is a nice choice. Do you want to book ? Sentence18: Rosa's bed and breakfast is a guesthouse in the south, with a 4 star rating, free wifi and cheap price range. Would you like a reservation? Sentence19: Yes, please book a stay for 4 people, 3 nights, starting on Wednesday. Sentence20: Can you also book a taxi for me between the guesthouse and the restaurant? Question: Who has spoken the sentence 18? (A) User (B) System


Output: Answer: (A) User