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

Q: Sentence1: I was just involved in a car accident. Sentence2: You should contact this number: 01223358966. Sentence3: The address is Parkside, Cambridge, postcode CB11JG. Sentence4: Yes, I have a passenger that is hurt. How can I get to the hospital to make sure they are okay? Sentence5: You are welcome. Have a great day. Sentence6: I'm very sorry to hear that! Have you called the police yet? If not here is their number 01223358966. Is there anything else I can help with? Sentence7: Thanks, what's the address and postcode to the police department? Sentence8: Thank you for the info. That'll be all for now. Question: Who has spoken the sentence 2? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Booking was unfortunately unsuccessful. Can we try another day or a differen't time slot? Sentence2: Yes, please book a table for 4 people at 19:00 on Sunday. Thank you. Sentence3: Do you have anyplace that serves Chinese food? Sentence4: OK I will go with Italian food and pick the Pizza hut cherry hinton. Thank you for your help. Sentence5: Have a great day! Sentence6: Good news! Your reservation has been booked for Sunday at 18:00 for 4 people. The reference number is YJ0B5W19 . Is there anything else I can help you with? Sentence7: There are 2 options. Pizza hut cherry hinton serves Italian food and Restaurant alimentum serves modern European food. Sentence8: Would you like me to book that for you? Sentence9: I'm sorry, there are no Chinese restaurants located in the south that is moderately priced. Sentence10: How about 18:00? Sentence11: Hello. Could you help me locate a good moderate restaurant in the south of the city? Sentence12: That is all! Thank you! Question: Who has spoken the sentence 10? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: You're welcome. Please let us know if there is anything else we can help with. Sentence2: It doesn't matter what time I leave, just so I arrive by 09:45. Sentence3: Train TR2547 arrives at Stansted Airport Thursday at 8:08. Travel time is 28 minutes, and you would leave at 7:40. Can I book it for you? Sentence4: Could you tell me your intended destination please? Sentence5: I have four different trains that would get you to Stansted Airport by 9:45 on Thursday. What time would you like to leave? Sentence6: No that won't be necessary. Thank you for the information. Sentence7: How about TR7966? It leaves at 05:40? Sentence8: I am looking for a train. I need to leave Cambridge and I would like to arrive by 09:45. Sentence9: Sure. can i just get the travel time and departure time please Sentence10: I need to get to the Stansted Airport on Thursday. Question: Who has spoken the sentence 2? (A) User (B) System

A:
Answer: (A) User
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