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

Example Input: Sentence1: Thanks, I'm also looking for some places to go in the centre. Sentence2: There are 44 different attractions in the centre. Can you narrow down your choices? Sentence3: Ok. And where are you leaving from? Sentence4: The phone number for All Saints Church is 01223452587 and they are located on Jesus Lane. They do not charge an entrance fee. Can I do anything else for you? Sentence5: I think whatever you think is the best place, just choose that. I am not picky. Sentence6: No, that will be it. Thank you so much for your help! Sentence7: I would want to find a train going to Cambridge. Sentence8: it should arrive by 11:15. get me the price Sentence9: Thank you for using our service! Sentence10: Okay, there are 10 trains available. Do you have a departure or arrival time in mind? Sentence11: The train should leave on wednesday and should depart from ely Sentence12: that sounds lovely, what is their phone number, address and any entrance fee's? Sentence13: TR2006 is leaving at 11:35 and costs 4.40 pounds. Sentence14: Perhaps you would enjoy seeing All Saints Church on Jesus Lane? Question: Who has spoken the sentence 8? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: I do not have all of that information at this time. Can I talk to you again when I know more? Sentence2: I am looking for a hotel with free parking in the North. Sentence3: Okay. Please help me book this guesthouse. Sentence4: Yes that is all right. Sentence5: Yep there are 5 guesthouses. Do you wanna just try acorn guest house? Sentence6: Are any of those 11 guesthouses? Sentence7: Does it offer free wifi? Sentence8: It's my pleasure. Have a nice trip! Sentence9: What day, number of nights, and number of people would you like to book for? Sentence10: Thank you for your help! Sentence11: Yes, it does have internet. Sentence12: There are 11 hotels that meet your needs. Would you like to narrow them down by price range? Question: Who has spoken the sentence 9? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Thank you. Good bye. Sentence2: Hello, I am looking for a moderately priced restaurant on the east side of town. Sentence3: There are two other moderately priced restaurants on the east side, Pizza Hut Fen Ditton serving Italian food, and Rajmahal, another Indian restaurant. Sentence4: Rajmahal is the Indian restaurant. They are at 7 Barnwell Road Fen Ditton and their number is 01223 244955. Sentence5: What is the address, phone number, and type of food of one of them? Sentence6: Is there anything else ? Sentence7: do you want curry prince ? Sentence8: Thank you and have a great day! Question: Who has spoken the sentence 4? (A) User (B) System
Example Output:
Answer: (A) User