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 post code is cb23dz. Sentence2: I need to arrive at 17:45. Sentence3: I will travel Tuesday. Sentence4: Thats perfect. What is the price and travel time on this train? Sentence5: I also need a train, to cambridge, I want to arrive by 17:45. Sentence6: There's a train that leaves at 13:17, want that one? Sentence7: What day do you need the train? Sentence8: Can I help you with anything else? Sentence9: Is there a time you need to leave or arrive by? Sentence10: It is 17.90 pounds and takes 60 minutes. Would you like me to book this for you? Sentence11: No thanks, just gathering information, that is all I need. Sentence12: That is all I needed today. Sentence13: Could you please provide me with the postcode. Thank you! Sentence14: As long as it arrives in Cambridge by 17:45 and departs from Broxbourne that will work. Sentence15: Glad I could help come backk if you need anything else Sentence16: I am looking for information about the museum of archaeology and anthropology. Sentence17: I have one arriving at 7:32 will this work for you? Sentence18: That museum is located over at University of Cambridge, downing street. It's free to visit. Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I recommend university arms hotel. it is rated 4 stars and is expensive. Their number is 01223351241. Sentence2: Can you help me find a place to eat serving british food in the moderate price range? Sentence3: I have several listings. Please provide the part of town you prefer so I can narrow it down. Sentence4: Ok, can you book a room for our group or are you expecting me to call them? Sentence5: Yes, I'd like a hotel in the same area. Sentence6: In the centre if possible Sentence7: can please provide more information to help us serve you better. Sentence8: No thank you that will be all for today Sentence9: I can book it for you. Sentence10: Yes please, could you book a table for 6 at 16:45 on Wednesday? Could i get a reference number too please? Sentence11: sure I can help you with that, when are you planning your stay? Sentence12: i dont mind any price. Sentence13: How about the oak bistro located at 6 lensfield road. The post code is cb21ab and phone number 01223323361. Can I book this for you? Sentence14: I actually need a moderate hotel in the centre. I don't need free parking. I will need the hotel booked for 6 people, 2 nights, on Wednesday, please. Sentence15: You have your choice of an expensive or moderate price range in that area, do you have a preference? Sentence16: Wednesday, for 2 nights. Sentence17: Ok. I have a table for 6 booked for you at the Oak Bistro. Your reference number is 9SGIM1SR . Is there anything else I could help with today? Sentence18: It needs to be close to my hotel and open late. Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Thank you. I also need information on a train to Leicester on Thursday. Sentence2: OKay I am glad I could assist. Sentence3: I need to arrive by 20:00 please. Sentence4: and from where will you be departing? Sentence5: What information are you looking for? Sentence6: The TR3564 will get you there by 19:06. Would you like for me to book it? Sentence7: I have several options, what is your timeframe like? Sentence8: The reservations have been made and the reference number is F82V85K4 . and the total fee is 226.8 GBP. Sentence9: Unfortunately there are no multiple sport type attractions in the centre of town? Would you like info on another attraction or in another area? Sentence10: No thanks! That's it for now. Sentence11: I am looking for information in Cambridge Sentence12: I will be leaving from Cambridge. Sentence13: Goodbye and thanks. Have a great day. Sentence14: I recommend the Mumford Theatre. They are located at Anglia Ruskin Enterprise, East Road. Their phone number is 08451962320. Sentence15: Yes, please. I need 6 tickets. Sentence16: I need some places to go. Maybe some place in the centre are of the town. Multiple sports type? Sentence17: Can we try to find a theatre? I'll need the phone number, please? Sentence18: welcome anytime you need us Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System