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: The area doesn't really matter, can you pick a popular me for me? Sentence2: hmm, what about chinese food? Sentence3: You're all set! It's a grey volvo. If you need to contact the driver for any reason, the contact number is 07174343971. Sentence4: Yes, I'd like to take my husband there at 11:30 on Wednesday. Sentence5: Sure I've found an expensive place named yu garden in the east, would you like me to book something? Sentence6: Thank you, you were a great help. That's all I needed. Sentence7: have great day too Sentence8: welcome and have a great day Sentence9: Booked! The table will be reserved for 15 minutes. Your Reference number: 5R5C75ZP . Sentence10: Would you like me to reserve it for you. Sentence11: Sure. What time would you like to leave? Sentence12: I'd also like to book a taxi from the pool to the restaurant that arrives by the reservation time. Sentence13: Parkside Pools is centrally located and their address is Gonville Place. Is there anything else I can help you with today? Sentence14: i am looking for a swimming pool. Sentence15: I'll be going now. Good-bye Sentence16: As long as it arrives by 11:30 it doesnt matter when it leaves Sentence17: Sure, which part of town are you looking for? Sentence18: I'm looking for a sri lankan restaurant. Sentence19: Yes, please. I'll need the contact number and car type. Sentence20: I'm sorry. I'm not able to find anything that meets your criteria. Would you like to try a different type of food? Question: Who has spoken the sentence 17? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Okay, the TR8944 leaves at 15:39 and arrives by 17:07. Would you like me to book tickets for you? Sentence2: There are 10 trains leaving fro Liverpool Street on Thursday. Did you have a departure time in mind? Sentence3: Okay I have booked you and your reference number is WLUOQKEV . Sentence4: rosa's bed and breakfast is in the cheap price range Sentence5: I'm looking for a train departing from london liverpool street leaving on thursday. Sentence6: Do you need a taxi? Sentence7: Goodbye, and thanks again. Sentence8: Yes, I don't want to leave for Cambridge until 15:00 at the earliest. Sentence9: Sure thing. Thanks for letting us help you today! Sentence10: Thank you. I also need a hotel in the south. Sentence11: then thanks for inquiring with us. Sentence12: I don't need a taxi, thanks for asking Sentence13: No price range but I do want a 4 start. Sentence14: Yes, for 6 people. Sentence15: What price range are you interested in? Sentence16: That sounds great. I'll need a reservation for 6 people for 4 nights on Thursday. Sentence17: I've gone ahead and booked that for you. Your Reference number is : EUZ34KY9 . Is there anything else I can assist you with today? Sentence18: No, that takes care of everything I need. Thanks! Question: Who has spoken the sentence 7? (A) User (B) System

Output: Answer: (B) System


Input: Consider 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


Output: Answer: (A) User