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: I am planning a trip in Cambridge Sentence2: I found the express by holiday inn cambridge. It is a 2 star expensive hotel free parking and internet. The address is15-17 norman way, coldhams business park. Sentence3: Where will you be departing from? Sentence4: Thanks! i'm also looking for a place to stay in the east. Sentence5: I need to first find out what train will take me away after I am done. I need to get to Peterborough on Sunday by 21:45 Sentence6: Departing from Cambridge. I need the departure time, train ID and price. Sentence7: Okay, we've got a few options. The best looks like train TR6958 that leaves Cambridge at 20:34 and arrived in Peterborough at 21:24. The price is 13.2 pounds. Sentence8: That sounds like fun! What information can I help you find? Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Can you book a table at the Bistro for me? 4 people at 13:30 on Sunday, please. Sentence2: I am looking for a place to eat that's expensive and serves Belgian food. Sentence3: I just need the arrival time and price. Sentence4: I have two, the backstreet bistro and the slug and lettuce. Do you have a preference between the two? Sentence5: Yes, what time do I need to be at the station? Sentence6: How about somewhere expensive in the centre? Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : NSLKEI1G . Sentence8: I want to leave after 10:30 on Monday. Sentence9: The TR8089 meets your criteria. Would you like to book tickets? Sentence10: You're welcome, have a good day. Sentence11: no such restraunts too Sentence12: Thanks! I also need a train from Cambridge to Ely, please. Sentence13: what time will you be departing? Sentence14: I should be asking you what time you need to be at the station. Sentence15: The arrival time for train TR8089 is 12:07, and it will cost only 4.40 pounds. Is there anything else I can help with? Sentence16: I'm sorry, we don't have any Belgian restaurants. Would you like to try a different type? Sentence17: That was everything. Thanks very much! Sentence18: How about a gastropub restaurant? Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I would like to leave after 14:30 . Sentence2: Where will you be departing from? Sentence3: Thanks for using the Cambridge TownInfo Centre. Goodbye! Sentence4: I will be departing from Norwich. Sentence5: Yes. That works. I need 3 tickets, please. Sentence6: Booking was successful, the total fee is 70.4 GBP payable at the station . Reference number is : 1MI35913 . Sentence7: What tie would you like to leave Norwich? Sentence8: I have several trains. How would TR1156 work for you, it leaves at 15:16 arriving at 16:35? Sentence9: I'm are looking for a train. The train should go to cambridge and should leave on saturday. Sentence10: Great, thank you for your help! Question: Who has spoken the sentence 2? (A) User (B) System


Output: Answer: (A) User