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

Input: Consider Input: Sentence1: You're welcome, have a great day. Sentence2: What city are you departing from? Sentence3: Thanks. Can you also look up information on Lovell Lodge hotel? Sentence4: Thank you for the info, that will be all. Sentence5: Can you give me the day you are traveling? Sentence6: I'm leaving on Saturday. May I please have the travel time? Sentence7: i'm leaving from cambridge Sentence8: Can you help me find a train arriving by 12:45 going to birmingham new street? Sentence9: Travel times for all trains on that route are 163 minutes. The TR2576 would get you to Birmingham New Street at 11:44. Sentence10: The Lovell Lodge hotel is located in the north that is 2 stars. It has moderate pricing, free internet and parking. Their phone number is 01223425478. Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: That should do. I am also looking for a place to dine. The restaurant should serve Chinese food and should be in the expensive price range Sentence2: Can you help me find an interesting place to visit on the east side of town? Sentence3: Sure do, know of any interesting ones on the east side? Sentence4: Yes, I would like it to be in the east. Sentence5: That is all, thank you! Sentence6: cb13ef. Anything else? Sentence7: I can. Do you like museums? Sentence8: The Yu Garden has fabulous food. Can I book a table there for you? Sentence9: I have many choices. Do you have an area preference? Sentence10: I'm sorry, could I get the postcode to Cambridge Artworks? Sentence11: I'm sorry I have to go now! Bye! Sentence12: Absolutely. You can reach Yu Garden at 01223248882. Is there anything else I can help with today? Sentence13: I also need to get the phone number for the restaurant. Sentence14: Okay great. Glad I could be of help. Sentence15: We have the Cambridge Artworks, the Cambridge Museum of Technology, and several galleries. Sentence16: Thanks for contacting the Cambridge TownInfo Centre and have a great day! Question: Who has spoken the sentence 15? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: There are 2 options for guesthouses with 0 stars and free parking, the City Centre North B and B, and the El Shaddai Sentence2: I was able to book your party for a 3 day stay starting on Tuesday. Your reference number is TJ4K62L2 . Is there anything else I can help you with? Sentence3: Unfortunately, I do not have any matches for your request. Sentence4: TR1704 will have you there by 10:58. Would you like me to book that for you? Sentence5: Sorry, I'm afraid a different day wouldn't work, either. Perhaps you'd like a shorter stay? Sentence6: Yes, I also need a train leaving after 9:15 on Tuesday from Kings lynn to Cambridge. Sentence7: It doesn't matter. I just need to leave Kings Lynn after 9:15. Sentence8: How much will that cost me. I am on a budget. Sentence9: I am not particular about the area but it should be a hotel and 0 stars please. Sentence10: I'd like to book El Shaddai, 3 people for 4 nights, starting from Tuesday. Sentence11: You're welcome. Have a great day. Goodbye. Sentence12: 9.80 pounds. I can book that for you, if you like. Sentence13: Thank you but I will book it myself. This is all I needed, you were great thanks again!! Sentence14: How about a guesthouse with free parking and 0 stars? Sentence15: Let's try the beginning of a different day than. Sentence16: How about 3 nights, then? Sentence17: There are 14 options. When would you like to arrive by? Sentence18: I have 29 results for places to stay with free parking, what area are you looking to stay in? Sentence19: Unfortunately, the hotel was unable to accommodate that stay. We can try fewer days, or beginning on a different day, if you like. Sentence20: Hi, I will be in Cambridge soon and need a place to stay that has free parking. Question: Who has spoken the sentence 3? (A) User (B) System
Output: Answer: (B) System