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

Example Input: Sentence1: I cannot find any restaurants serving halal food. Do you have any other preferences? Sentence2: How about indian food? Sentence3: Their address is 71 Castle Street City Centre, their phone number is 01223 366668. Sentence4: Is Cocum located in the east part of town? Sentence5: No, the Cocum is located on the West part of town. Would you like me to find an Indian restaurant on the east part of town? Sentence6: I have 4 Indian restaurants showing for the east part of town. They are Curry Prince, Pipasha Resteraunt, Rajmahal, and Sitar Tandoori. Sentence7: Correct Sentence8: Hello, I am looking for a restaurant that serves halal food. Sentence9: The Cocum serves Indian food. Sentence10: What is their address and phone number? Question: Who has spoken the sentence 1? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: The TR1156 leaves at 15:16. Will that work for you? Sentence2: There are 13 colleges in the centre of town. Would you prefer a college without an entrance fee? Sentence3: Yes can I have an arrival time please? Sentence4: I need a train on Saturday after 14:30. Sentence5: I need to travel to Norwich from Cambridge after 14:30. Sentence6: Okay thank you for your help. Sentence7: I'm looking for a place to in the centre, perhaps a college. Sentence8: No preference. Can you make a recommendation and give me the address, phone number, and entrance fee? Sentence9: The arrival time is 16:35. Sentence10: Thank you for using Cambridge TownInfo Centre. Sentence11: Where are you leaving from and traveling to? Sentence12: christ's college is great. the address is st andrews st, free entrance & their number is 01223334900, anything else? Question: Who has spoken the sentence 1? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: I will be in the north part of town. I'm looking for a place to go. I might even want to go swimming. Any suggestions? Sentence2: Sorry, I am leaving peterborough. Sentence3: What is the day of travel? Sentence4: I have 2 pools in the north. I think you may like Jesus Green outdoor pool. Would you like their information? Sentence5: Yes I need a train on Thursday to go to Cambridge. Sentence6: That's perfect I think. Please reserve 7 tickets for my group, and let me know the reference number when you have one. Sentence7: No, you have helped tremendously. Thank you. Sentence8: We have many trains that match your request, is there a specific time you want to leave by? Sentence9: The Jesus Green outdoor pool's phone number is 01223302579, postcode is cb43px and the address is between victoria road and the river. May I provide any further assistance? Sentence10: I don't want to get there too early. What is the train that will get me there nearest to 13:30. Sentence11: Thursday, and it should arrive by 13:30. Sentence12: Where would you like to leave from? Sentence13: TR3798 gets there at 13:09. Sentence14: Yes. Can I have the postcodes, phone numbers, and addresses? Sentence15: Thank you! Have a good day. Good bye. Sentence16: Okay great! Your reference number is EOQ7QISL, is there anything else you need? Question: Who has spoken the sentence 6? (A) User (B) System
Example Output:
Answer: (A) User