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'm leaving from Cambridge and going to Birmingham New Street. Sentence2: There appear to be hourly trains from 05:01 to 23:01. Do you know what day and time you'd like to travel? Sentence3: You are welcome. Have a great trip. Bye. Sentence4: Wednesday and it should leave after 18:00. Sentence5: Can you also direct me to some attractions in town in the east? Sentence6: Ok, I have booked you 3 seats on that train. Your reference number is MI5RMEHQ . You'll need to pay 225.3 GBP at the station. Anything else I can do? Sentence7: That sounds good. Can you book that for me for 3 people? Sentence8: I'm planning my trip there, but need to find a train for when I depart. Could you help me with that? Sentence9: The TR1766 leaves at 18:01 and arrives at Birmingham new street at 20:44. Would that be OK? Sentence10: The address is 5 greens road and the phone is 01223902168. Is there anything else that i can do for you? Sentence11: That would be perfect. Can you give me the address and the phone number? Sentence12: Sure. From where will you be departing, and what is your destination? Sentence13: No, that is all. Thanks for your help. Sentence14: Of course! There are several attractions in the east. I'd suggest Cambridge Artworks; it's a museum with free entrance. Would that work for you? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: No thank you. You have helped tremendously. Sentence2: What is the address and postcode, please? Sentence3: Can you help me? I was in a car accident dispute. Sentence4: The Parkside Police Station's phone number is 01223358966 Sentence5: you are welcome Sentence6: The address is Parkside and the postcode is CB11JG. Can I help you with anything else? Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Okay. Glad I could help. Enjoy your dining experience. Sentence2: No, that's all I needed. Have a nice day. Sentence3: Is one of them cheap? Sentence4: I have listings for two. What price range are you looking for? Sentence5: I have 3, charlie chan, rice house or golden house. Would you like me to book one for you today? Sentence6: Thanks so much. Have a great day! Sentence7: Yes, La Raza is a cheap priced Spanish restaurant in the centre. Would you like me to make a reservation for you? Sentence8: Were you able to find anything? Sentence9: Yes, please make a reservation for Thursday at 16:15. There will be 7 of us. Sentence10: Yes I will look for different restaurant. Sentence11: I want to find a place serving spanish food in the centre of town. Sentence12: Okay yes pick one, perhaps the Golden House. Sentence13: Can you look for chinese restaurants please. Sentence14: Thank you for using our service, and enjoy your time in Cambridge! Sentence15: The booking was successful. Your reference number is C3NR2DW2 . Is there anything else I can help you with today? Sentence16: Could you please check for a different restaurant in the same area and pricerange. Sentence17: We do not have another Spanish restaurant. Would you like chinese or italian perhaps? Sentence18: I was unable to book this restaurant. would you like to try another one? Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System