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

Sentence1: Help me reserve a taxi to take me to kambar Sentence2: Sure! when would you like to arrive? Sentence3: Sure! What is your departure site? Sentence4: Great. Have a wonderful day. Sentence5: Okay I booked your taxi successfully Sentence6: It doesn't matter. I just want to leave there after 10:45 Sentence7: I need to leave from lovell lodge Sentence8: Great, what are the details, please? Sentence9: A white honda will be picking you up, the contact number is 07580557287. Is there anything else I can help you with? Sentence10: That's all I need for now. Thank you. Goodbye. Question: Who has spoken the sentence 3? (A) User (B) System
Answer: (B) System

Sentence1: I have train TR4494 that will be departing at 09:59 and arriving by 11:27. Would this interest you? Sentence2: Can you tell me where you are departing from please and the number of tickets you will need? Sentence3: Are you looking for an attraction in the Centre of town as well? Sentence4: what kind of attraction would you like to visit? Sentence5: I need to arrive by 12:15 please. Sentence6: Yes. Can you try 16:15? Sentence7: Yes, attractions in the Centre of town would be great. Sentence8: Yes, Bedouin is in the expensive price range and is in the centre of town. Sentence9: Do you prefer a certain type of cuisine? Sentence10: I'll be leaving Cambridge and need 7 tickets. Sentence11: Hi. I'll be traveling to there and can't wait to try the restaurants there. Could you help me find a place? Sentence12: I have gotten you 7 tickets on train TR4494, reference number ENXXH8XH and the total fee is 116.2 GBP. Is there anything else I can help you with? Sentence13: Yes, I would like to make a booking please for 7 people. Sentence14: My apologies. The table you requested is not available at 17:15 on Monday night. Would you like to try a different day or time? Sentence15: Your restaurant and travel accommodations have been booked. Reference number KCIWXESP and HTEPD4LJ respectively. Is there anything else I can help you with today? Sentence16: That would be it for today. Thank you Sentence17: Alright, there are 10 trains traveling to London Liverpool Street. Is there a particular departure or arrival time you are wanting? Sentence18: No you have been most kind. Thank you for doing the bookings. Are there any attractions in the same area? Sentence19: Yes, I would like to try South African cuisine. Sentence20: Is it in the expensive price range? Sentence21: I have decided I don't really need an attraction. I think that will be all today. Sentence22: I have a restaurant called Bedouin located downtown an 100 Mill Road, if that interests you. Sentence23: On what day would you like to book? Sentence24: We will be there monday night. Sentence25: Yes, go ahead and book that restaurant for 7 people at 17:15, please. Sentence26: I am also needing train tickets for Tuesday going to London Liverpool Street. Sentence27: I was able to make reservation for you on Monday at 16:15 for 7 people. Your reference number is KCIWXESP . Is there anything else I can do for you? Sentence28: I hope you enjoy your stay in Cambridge. Goodbye! Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

Sentence1: Yes please, 2 people at 19:00 on sunday. Sentence2: Thanks! I'm also looking for a place to stay in the same area. Can you help me with that? Sentence3: Let's do expensive. Sentence4: Yes I have many options. What price range or area would you prefer? Sentence5: There are five expensive Chinese restaurants. Two of them are in the south. Sentence6: Yes i will find you one and inform you as soon.thanks a lot its a pleasure to serve you Sentence7: This restaurant will be fine. Sentence8: I was hoping to find something located in the center of town. Are there any expensive Chinese restaurants there? Sentence9: Would you like me to book a reservation for you? Sentence10: HK Fusion is an expensive Chinese restaurant located at 21 Burleigh Street, City Centre. Would you like more options? Sentence11: I'm looking for some Chinese food, any good places in town? Sentence12: Booking was successful. The table will be reserved for 15 minutes. Reference number is : MT2UHUCB . Question: Who has spoken the sentence 11? (A) User (B) System
Answer: (B) System