You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Thank you so much. The restaurant and train are all I need for now. Have a great day. Goodbye. Sentence2: I'll need to arrive by 11:00 and it should be going to london liverpool street. Sentence3: yeah i need a train too Sentence4: Train TR4259 arrives in London Liverpool Street at 9:27. It's the closest arrival time to 11:00. How many tickets would you like to book? Sentence5: Understood. You have a choice between Sala Thong and Bangkok City. Sentence6: Booking was successful. The table will be reserved for 15 minutes. Reference number is : RARTE3OH . is there anything else i can help you with? Sentence7: Can you help me find some Thai food to eat tonight? Sentence8: I would like 2 tickets please. Sentence9: Ok! Have a great day! Sentence10: I don't care where, just as long as it's expensive! Sentence11: What area of town would you prefer? Sentence12: Sala Thong sounds good. Please make a booking for 2 at 11:45 on Monday Sentence13: Where will you be leaving from? Sentence14: Let's pick something arriving between 11:00 and 10:30. It needs to depart from cambridge and leave on tuesday. Sentence15: There are 21 trains available. Would you like to narrow it down by departure site, day, or departure time? Sentence16: Your reservation for 2 on the TR4259 train was successful, the total fee is 33.2 GBP payable at the station. Your Reference number is : FNRSFZWB Question: Who has spoken the sentence 8? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: Not really. Would you see if the highest rated, least expensive guesthouse has rooms for 5 nights for 6 people, beginning Wednesday? Sentence2: I would like to stay in a guesthouse that is in the south. Sentence3: I was able to book Rosa's Bed and Breakfast for you for 5 nights for 6 people starting on Wednesday. The reference number is RTITW2L5 . Sentence4: I am traveling to London Liverpool Street from Cambridge. Sentence5: There are 10 trains that meet your criteria. Do you have a preferred time that you would like to arrive by? Sentence6: Of course! The best option is the TR7092 leaving at 17:59 with a duration of 88 minutes. The price is 16.60 pounds. How else may I assist you? Sentence7: Yes, I was wondering if you could assist me in finding a train for Monday. Sentence8: There are 2828 trains available Monday. Where are you traveling to? Sentence9: I have found 29 hotels that fit your criteria for parking. What price range are you looking for? Sentence10: There are three guesthouses in the south with free parking in the moderate and cheap price ranges. Do you have a star or price range preference? Sentence11: I'd like to find somewhere to stay with free parking; I'm planning to rent a car during my stay. Sentence12: It was my pleasure to help. You have a great day. Goodbye. Sentence13: Thank you. I believe that is everything I need today. Sentence14: Yes, I need to leave after 17:30, please. I don't need tickets right now, I'll just need the price, travel time, and train ID. Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: Excellent. Can I get the entrance fee and postcode of one of them? Sentence2: The Cambridge Belfry has gotten great reviews. It's a 4-star cheap hotel in the west. Would you like to go with that? Sentence3: Does it have free parking and wifi? Sentence4: How about a college instead? Sentence5: Yes, it has free parking and internet Sentence6: Sure, 1 night and 5 people. Sentence7: No that is all thank you for all your help. Have a great day. Sentence8: I would also like to find a room in the West of town. Sentence9: It doesn't matter, whatever is available is fine. Sentence10: I have no nightclubs in that area,would you like e to look in another area? Sentence11: I will need to know how many guests are staying and for how many nights Sentence12: queens' college is found in silver street and entrance fee is 2.50 pounds. post code is cb39et Sentence13: Can you book that starting for Thursday? Sentence14: Thank you and enjoy your stay in our lovely city! Sentence15: on what price range do you want your Hotel? Sentence16: Booking was successful. Reference number is : DGQ74G0U . Is there anything else I can assist you with? Sentence17: Good Evening, I guess I am in charge of the planning the trip to Cambridge. I am looking for some places to go when we arrive. Sentence18: Why yes, there are five colleges actually. Sentence19: What area of cambridge will you be visiting? Sentence20: We will be mainly in the West part of town. Are there any nightclubs around that area? Question: Who has spoken the sentence 11? (A) User (B) System

Answer:
Answer: (B) System