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

Q: Sentence1: Yes, of course. How many tickets would you like booked? Sentence2: Where are you traveling to and from? Sentence3: I have reserved your table. Your reference number is TRQQXOBM . Sentence4: Thank you. Sentence5: The train departs Cambridge at 13:06. Sentence6: No, I think that's all I need today. Thank you for your help! Sentence7: I am traveling from Cambridge to Peterborough. Sentence8: Thank you for using this system. Sentence9: We have many trains that fit your needs. The latest one you could take would be the TR9792 which would have you arriving at 13:56. Sentence10: I have 2, one in the south and one in the centre of town. Both are cheap and serve portuguese food. Sentence11: Thanks for that, I am also looking for a train that should arrive by 14:15 and should leave on Thursday. Sentence12: Okay great. enjoy your travel and thank you for calling. Sentence13: Could you book a reservation for me? I would like a reservation for 6 people at 14:00 on Wednesday. May I also have the reference number? Sentence14: I'm looking for a cheap restaurant that serves portugese food. Sentence15: Booking was successful for TR9792, the total fee is 99 GBP payable at the station. Your reference number is : BKXNWE2O . Do you need any further assistance? Sentence16: Thank you. Can you please book that train for me? Sentence17: I need 6 tickets. Sentence18: OK, thanks. When does that train depart? Question: Who has spoken the sentence 9? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Thank you for using the Cambridge TownInfo centre. Have a great day. Sentence2: City Centre North B and B is at 328a Histon Road. Please let me know if you would like restaurant recommendations. Sentence3: Hi, can you help me locate a hotel named City Centre B and B. Really looking forward to trying different restaurants. Sentence4: Are you still there? Were you able to book that? Can I get a reference number please? Sentence5: i am doing that right away sir. thank you Sentence6: Booking was successful. Reference number is : MOPETAI4 . Sentence7: Thank you, good bye Sentence8: Can you please help me book that hotel for 8 people. We'll be staying for two nights starting on Tuesday. Question: Who has spoken the sentence 5? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Thank you. I also need info on a place to go in the west. Any one will do. Just something to see. Sentence2: You have a few attraction options in the west area; colleges, museums and even an entertainment attraction. Which one sounds best for your trip? Sentence3: I am planning a trip in Cambridge Sentence4: I can help plan your trip! What do you need? Sentence5: You're welcome! Have a great day! Sentence6: Okay. I've booked you three tickets on the TR9724. Your reference number is J87QHBRM . You'll owe 42.24 at the station. Sentence7: Can you recommend one and give their post code? Sentence8: There are 9 trains traveling from norwich to cambridge after that time on Saturday. Do you need to arrive by a certain time? Sentence9: No it doesn't matter when I get there. Can you pick one, and make me a booking for three people? I need a reference number too! Sentence10: I need a train ticket going to cambridge from norwich on saturday anytime after 15:00 Sentence11: How does the Clare Hall sound? The postcode is cb39al. Sentence12: That sonds great, thanks. Thats all I need for today. Question: Who has spoken the sentence 10? (A) User (B) System

A:
Answer: (A) User
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