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: Booking was successful, the total fee is 75.59 GBP payable at the station . Reference number is : LQKC8QD2 . You'll be on the TR1193 which will arrive at 12:54. Sentence2: Thanks for helping me, I am all set. Sentence3: Are you looking for a place to visit, eat or stay? Do you need transportation? Sentence4: Can you book 2 tickets for a train that arrives closest to 13:00 please? Sentence5: Great, thank you for visiting us and I hope that you enjoy your stay. Sentence6: I am looking for information in Cambridge Sentence7: I found 7 trains that match your criteria. How early do you want to leave? We have trains running every hour from 05:09 to 11:09 Sentence8: I'm interested in any boats on the westside. Sentence9: Okay great! I also need a train. Can you assist me with that? Sentence10: There are a number of colleges in the west. I suggest magdalene college on magdalene street, cb30ag. Phone is 01223332138. Entrance is free. Sentence11: Sure, I am going to be travelling from Leicester to Cambridge on Monday. I need to arrive by 13:00. Sentence12: Okay what about any atttaction that is in the type of college and if available may i have the entrance fee, phone number and postcode. Sentence13: Yes, I need more information on your trip first. Sentence14: There are no boats on the west side of town right now, do you have something else you'd like to try? Question: Who has spoken the sentence 8? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Thanks for using our services. Sentence2: I would prefer moderate price range. Sentence3: Got everything. Thanks. Goodbye. Sentence4: The restaurant is called meghna. The postcode is cb43lf, the address is 205 Victoria Road Chesterton. Anything else? Sentence5: Are there any Indian restaurants there? Sentence6: no, I just need to know the postcode. Sentence7: WHich price range do you want? I have expensive and moderate. Sentence8: Yes, there are 22. What area would you like to dine in? Sentence9: I want to dine in the west. Sentence10: I have found one, Can I make a booking for you? Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Alright, let's see what I have for you. Can you tell me what time you would like to leave or arrive by? That will help us narrow one down. Sentence2: You too, goodbye. Sentence3: No problem. The museum is located on sidgwich avenue. The postalcode is cb39da, and the phone number is 01223335153. Can I help you with anything else? Sentence4: Thank you for using Cambridge TownInfo centre. Please consider us for your future travel needs. Sentence5: No not really. Just something historical to see. Sentence6: The TR1233 leaves at 19:21 and arrives by 21:06, would that work? Sentence7: Great, I also need a train to leicester and traveling on friday. Sentence8: I'm looking for attractions in west Cambridge. Sentence9: The price per ticket on TR1233 is 37.80 pounds. Do you want me to book a seat for you? Sentence10: No, not at this time, thank you for your help. Sentence11: I have colleges and museums here. Do you have a preference? Sentence12: Yes, may I please get their address, postcode and phone number? Sentence13: Yes what would the price be? Sentence14: You're welcome have a great day Sentence15: You may enjoy the museum of classical archaeology located in the west part of town. Would you like more information? Sentence16: The train should arrive by 21:45 in Leicester. You can tell me which departure from Cambridge is best for that time. Question: Who has spoken the sentence 5? (A) User (B) System


Output: Answer: (B) System