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

Ex Input:
Sentence1: Can I get a taxi from Magdalene to Hakka, please? I need to make sure I get there for that reservation. Sentence2: May I suggest Hakka, a very nice Chinese Restaurant in the north part of town. Shall I provide you with more information? Sentence3: The post code is cb41jy. Can I help with anything else? Sentence4: You're welcome! Have a great day! Sentence5: You're welcome is there anything else I can help you with? Sentence6: What is their postcode? Sentence7: Your taxi is a blue volkswagen . The contact number is 07121936050 Sentence8: Yes, get me some more information on magdalene college please Sentence9: No but can I make a booking for 8 people at 18:30 on sunday. Sentence10: We have 9 expensive Chinese restaurants across town. Do you prefer a specfic part of town? Sentence11: Yes, I do. I would like it to be in the north. Sentence12: Thank you so much for your help Sentence13: I'm looking for a high scale chinese restaurant. Sentence14: I have made those reservations your reference number is 61KTQSEO . Sentence15: Great! Thanks for all your help today! Goodbye Sentence16: Yes their address is Magdalene Street and their telephone number is 01223332138. Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: No, you have been a great help. Thank you. Good bye. Sentence2: I would be happy to help you find a train. Can you confirm where you will be departing from? Sentence3: I quite enjoy Byard Art Museum located at 14 King's Parade. It is free also. Can I give you any more information? Sentence4: I could use some help finding a museum to visit. Sentence5: Which area is it in? And can you also give me the post code? Sentence6: Yes, I'll be departing from peterborough and it needs to arrive by 20:45. Sentence7: TR9805 will arrive at 20:38, would that work for you? Sentence8: Byard Art is south and the postcode is cb21sj. Would you like information on another attraction? Sentence9: I am looking for a train on Friday to Cambridge Sentence10: There are many lovely museums in Cambridge. Would you prefer a certain type of museum, or a particular neighbourhood? Sentence11: Yes please book me tickets for 5 people Sentence12: It's been my pleasure. Thanks for using our service. Good day. Sentence13: May I help you with anything else, such as a restaurant? Sentence14: No, that one sounds perfect, thank you. Sentence15: The booking was successful the price is 82.5 pounds your reference number is 7HQD6471 . Do you need anything else? Sentence16: I'm open to just about anything. What's your favorite? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Thank you that is all I need. Sentence2: I want to find a guesthouse place to stay with a 3 star rating. Sentence3: Any area is fine I just need info for anyplace where a booking is available. Sentence4: I'll need to arrive by 09:30. Sentence5: Can I cancel the reservation with you? Sentence6: Yes I need it for 3 people for 5 nights starting from Monday. Sentence7: All right, I'm glad that I could be of help! Sentence8: We have 3 trains that match that criteria. One leaves at 05:01, another at 06:01 and another at 23:01. Which one would you like me to book for you? Sentence9: I cannot cancel the reservation but you can call to do so at 01223365664. Sentence10: May I ask what day you would be traveling? And where are you wanting to go to? Sentence11: That arrives at 08:44, which means you'd have about 45 minutes before 09:30. Will that work for you? Sentence12: I also need a train. Leaving from Cambridge. Sentence13: Can I get your booking information so I can check them for availability? Sentence14: The Hamilton Lodge has availability. I went ahead and booked that stay for you. I can always cancel if you change your mind. Your reference number is XFD6ZAFT . Sentence15: That sounds perfect. I need that for 3 people. Sentence16: I would like to leave on Wednesday and I'm going to Birmingham New Street. Sentence17: There are four to choose from. Do you prefer the north, south, or west? Sentence18: Booking was successful, the total fee is 225.3 GBP payable at the station .Reference number is : SEX3RXHL . Sentence19: what time does the one that leaves at 06:01 arrive in birmingham new street? Sentence20: what about TR1773? it leaves at 09:01 Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:

Answer: (A) User