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

Sentence1: Okay, I've booked 4 tickets. Your reference number is FBZ6Z3NH . Can I help with anything else? Sentence2: the cambridge belfry is a cheap hotel. would you like me to make you a reservation? Sentence3: I don't have a preference, but I would like it to be rated 4 stars. Sentence4: Yes, can i book it for 4 people. Sentence5: Yes. I am also looking for a hotel that has free wifi and a 4 star rating. Sentence6: It is a hotel not guest house. Sentence7: welcome anytime you need us Sentence8: that is all for today and thanks for helping Sentence9: You are booked for 4 nights for 4 people starting on Friday at the Cambridge Belfry. Your reference number is FKV26SLF . May I help you with anything else? Sentence10: Yes, I would like a reservation. Sentence11: I would like it for 4 nights starting Monday for 4 people . Sentence12: Sorry, I want to stay in a guesthouse. Sentence13: What are your arrival details please? Sentence14: I see three options available. Two are expensive and one is cheap. What is your price preference? Sentence15: I appreciate everything. Have a great day. Bye. Sentence16: OK, we have many options for guesthouse in the cheap price range, including wifi. Is there an area you'd like to stay in? Sentence17: Where are you heading, and on what day? Sentence18: I would prefer the cheap one please. Sentence19: I don't think so but before I let you go, I just want to be sure, the cambridge belfry is a guest house, correct? Sentence20: Booking was successful. Reference number is : FKV26SLF Sentence21: Kings Lynn on Friday Sentence22: Can you help me find a train leaving after 12:15 departing from cambridge? Sentence23: thanks and welcome anytime Sentence24: TR8494 leaves at 13:11. Want to book? Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

Sentence1: Yes, I am also looking for places to go in town while we are visiting the area. Do you have anything of concert halls around the area? We love those. Sentence2: Yes, please, what is the phone number? Sentence3: I have that all booked for your stay. Your reference number for the room is ZUG88XKL . Is there anything else I can help you with? Sentence4: I am looking for a place to stay. It should be in a moderate price range and should be a star of 3. Sentence5: The phone number is 01223474144. Sentence6: Yes, I need a booking for 8 people for 5 nights starting Monday. Please include the reference number for the booking. Sentence7: Also the address to the man on the moon is 2 Norfolk Street. You have to call to inquire about the entrance fee. Have a Great day. Sentence8: We have one. The Man on The Moon. But it is located in the centre area of town. Would you like more information? Sentence9: Ok, perfect. Thanks! Sentence10: i have four results that match your request, do you need internet? Sentence11: I have the Hobsons House. It is a moderately priced guesthouse located in the west. Free wifi and internet. Can I assist you in booking a room? Sentence12: Internet is not necessary. But can you see if there is one in the west part of town and I would prefer a guesthouse. Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

Sentence1: You are booked for a red lexus with the contact number 07866626052. Sentence2: I'm going to loch fyne. Sentence3: Thank you. I am now finished. Sentence4: Sure! when would you like to arrive? Sentence5: Great! And what is your destination? Sentence6: I would like to arrive by 01:15. Sentence7: I'm glad we could help. Have a good day. Sentence8: Please help me reserve a taxi from saint catharine's college Question: Who has spoken the sentence 2? (A) User (B) System

Answer: (A) User