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: Have a great day! Sentence2: Let's go with City Centre North B and B. I need to book for 6 people, 2 nights, and starting on Saturday, please. Sentence3: I have listings for two,city centre north b and b and worth house. Sentence4: That sounds great. Can you book that for 6 people for me? Sentence5: TR3602 departs at 15:59 Monday and arrives at London Liverpool street by 17:27. Does this suit your needs? Sentence6: thank you that will be all Sentence7: I'm looking for a train leaving after 15:30 from cambridge. Sentence8: I'm also looking for a recommendation on a hotel with free parking in the north. Sentence9: Sure! I have 6 people booked for monday with reference number 3EBQSQSC and a total of 99.6 GBP. Can I help you with anything else? Sentence10: Do you have a price range? Sentence11: Yes. Your reservation was successful. The booking number is 4H91C8I3 . Sentence12: london liverpool street and should leave on monday Sentence13: Yes, I'd like to keep it cheap, please. I do need free wifi, though. Sentence14: There are over 623 trains leaving then. Where will you be going to? Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: Is Aylesbray Lodge a guesthouse? If not, is there a guesthouse that fits? Sentence2: I can help you with that. Do you have a price range? Sentence3: I guess we can go with the moderately priced one. Sentence4: I don't have a preference. I'm just looking for a 4 star hotel that has free wifi. Sentence5: Booking was successful.Your Reference number is : 76HG81V6 . Anything else I can do for you? Sentence6: I need rooms for 8 peoples staying for two nights starting Wednesday. Sentence7: Aylesbray Lodge guest house is moderately priced and has free wifi. Would you like me to make a reservation for you? Sentence8: I'm looking for a hotel in the south part of town. Sentence9: Yes, it is a guesthouse. When would the stay begin and for how long? Sentence10: i have 2 locations that match your requirements, one is cheap, one is moderate. which would you prefer? Question: Who has spoken the sentence 8? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: TR6336 departs at 21:29 and arrives at 22:07 for 10.10 pounds. Do you wish to book this one? Sentence2: No problem! Where will you be departing from and where is the destination? Sentence3: Could I please have the phone number for the Autumn House? Sentence4: Sure. Autumn House is a cheap, guesthouse type hotel in he east part of town. It has 4 stars. Sentence5: I have heard wonderful things about the autumn house hotel. Could you provide me with some information on this hotel please? Sentence6: Sure! The number is 01223575122. Is there anything else I can do for you? Sentence7: Sounds right, would you book it for 6 people? I will need the reference number, thank you. Sentence8: You're welcome. Have a wonderful trip! Sentence9: I need to leave bishops stafford and head into cambridge. Sentence10: I would like to book a train for Thursday after 20:45. Can you help? Sentence11: Perfect thanks for such great help Sentence12: No thank you. But thank you very much. Sentence13: Your Reference number is : VCAW5JNF . Is there anything else that I can help you with? Sentence14: You're welcome. Would you like a booking or any other information? Question: Who has spoken the sentence 11? (A) User (B) System

Answer:
Answer: (B) System