You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: I'll be leaving from Leicester and want to go to Cambridge. Sentence2: Booking was successful, reference number is YN5MH1ZN . Anything else I can help you with? Sentence3: Where are you departing from and what is your destination? Sentence4: I need a hotel in the north that has free parking. Sentence5: There are 11 different hotels. To help narrow it down, can you tell me if there is a price range you prefer? Sentence6: All right. I need a booking for six, please, and the reference number. Sentence7: Yes it is. Sentence8: There are 91 trains leaving Leicaster to Cambridge after the specified time. How does Friday 11:09 sound? Sentence9: No thank you that will be all. Thank you for your help in booking my trip and stay! Sentence10: How about the Acorn guest house on 154 Chesteron Road? It's a moderate price range guesthouse that is rated 4 stars with free parking and wifi. Sentence11: Perfect. I'd like to book a 5 night stay for the six of us. Sentence12: Great. Is this hotel stay also starting on Friday? Sentence13: No problem! You have a wonderful day! Sentence14: I'm looking for a train leaving after 10:30. Sentence15: No not really, I would prefer a guesthouse type of hotel with free wifi though. Sentence16: I was able to book the train for you for 6 people. The reference number is 7QAMUGHQ . Do you need anything else? Question: Who has spoken the sentence 15? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Of course. Their telephone number is 01223362525. Would you like any more information? Sentence2: TR1339 arrives at 24:07 and takes 38 minutes to arrive there. Sentence3: Thank you. I will also need to find a restaurant that serves Mediterranean food and should be in the expensive price range. Sentence4: What day and time are you leaving Cambridge? Sentence5: Sure, their address is Thompsons Lane Fen Ditton. Is there anything else I can help you with? Sentence6: nope. i think that is all. enjoy your day and stay out of the rain. bye Sentence7: La Mimosa is a great expensive Mediterranean restaurant in the centre. Would you like to book a table? Sentence8: You have a great day, too. Thanks for calling. Goodbye. Sentence9: What is the arrival time? Sentence10: TR1339 is leaving at 23:29 and it is priced at 10.10pounds. can i book? Sentence11: I'm leaving after 18:45 on thursday. Sentence12: I'd like some information on a train going to bishops stortford departing from Cambridge. Sentence13: No I would just like their telephone number please. Sentence14: Can I get their address please? Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: Looking for something in the North, cheap price range please. Don't care much about internet. Sentence2: Your booking was successful. Your reference number is G7TDBIJU . Sentence3: Thank you that will be all I need. Sentence4: Can you book the worth house for 5 nights starting saturday for 7 people. Sentence5: I need a train to stansted airport from cambridge please. Sentence6: Okay, have a nice day! Bye! Sentence7: Ok, what day will you be traveling? Sentence8: There are two guesthouses that meet your criteria. The City Centre North B and B, and the Worth House. Would you like me to book one of those for you? Sentence9: What part of town would you prefer? And, do you need internet? Sentence10: I have booked the Worth House for you. The reference number is G7TDBIJU . Is there anything else I can help you with? Sentence11: I need to find me a room as well. Sentence12: The closest to thing I can find is a train leaving at 5:40 on Thursday. It arrives at Stansted Airport at 6:08. Is this okay? Sentence13: Does the Worth House have a star rating of 4? Sentence14: Yes, that works. Can I get the train id number and the price please? Sentence15: Sure, Saturday for 5 nights and 7 people. Sentence16: Thursday. I need to arrive by 12:45. Sentence17: the train Number is TR7966, it will cost you 10.10 pounds. Sentence18: Yes, the Worth House has a 4 star rating. Is there anything else I can help you with? Question: Who has spoken the sentence 13? (A) User (B) System

Answer:
Answer: (B) System