instruction:
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
question:
Sentence1: Booking was successful, the total fee is 450.6 GBP payable at the station . Reference number is : G368B2VI . Can I help with anything else today? Sentence2: I would like to stay in the centre of town please. Sentence3: TR0254 Leaves at 05:40, would you like me to book that for you? Sentence4: I will be departing from Birmingham New Street on Tuesday. Sentence5: The price is 75.10 pounds and it is a 163 minutes ride. Can I help you with anything else? Sentence6: Please book 6 tickets and send me the reference number. Sentence7: No thank you. Please tell me about the ticket pricing and time of travel Sentence8: Okay, the postcode is cb11ly. What else can I help with? Sentence9: No, not yet. I just need the postcode. Sentence10: Thanks for using Cambridge TownInfo centre. Have a great day! Sentence11: I'm looking for a train that goes to Cambridge and arrives by 08:45. Sentence12: The Gonville Hotel will meet all of your needs. Would you like me to book it? Sentence13: I found two expensive hotels, one in the centre and one in the south of town. Do you have a preference? Sentence14: Again, 3 star with free wifi. I don't care about the price. It has to be in the centre, though. Sentence15: That is all, thank you for your help today. Sentence16: Yes please. I need a 3 star hotel that offers free wifi Sentence17: I found 231 trains that fit your request. Where will you be departing from? Sentence18: What price range and what star rating are you looking for ? Question: Who has spoken the sentence 3? (A) User (B) System
answer:
Answer: (B) System

question:
Sentence1: Id is TR0625, travel time is 79 minutes and you will arrive by 22:55. Anything else? Sentence2: Actually, could you help find a train as well? To Norwich? Sentence3: I found a train from cambridge to norwich at 05:36 on Friday, will that work? Sentence4: Sunday would be good. Sentence5: No, you've answered all of my questions. Thanks so much for your time. Bye. Sentence6: The Acorn Guesthouse is a 4 star hotel located in the north side of town. It includes free internet and parking. Would you like me to book it for you? Sentence7: I need to leave after 21:30, is there anything closer to that time? Sentence8: Thank you, and thanks again for using our free service. Sentence9: I am trying to find the Acorn Guest House. Sentence10: No, just leave after 21:30. Will you give me the travel time, arrival time and the Train ID? Sentence11: No, thanks. I will go ahead and book it myself. I think I have all the information I need. Thank you. Sentence12: Is there a time you need to arrive by? Sentence13: Yes there are 14 trains. Which day would you like to depart? Sentence14: Thank you for using our service, have a nice day. Question: Who has spoken the sentence 11? (A) User (B) System
answer:
Answer: (B) System

question:
Sentence1: Yes please do that for me and give me the reference number. Sentence2: I want to depart from broxbourne after 16:00 Sentence3: There are several. Is there a price range you prefer or any amenities that you require? Sentence4: It will actually be for 7 people please. Sentence5: I am looking for a hotel on the east side. Sentence6: I can book that now. Sentence7: Okay, what kinda of information are you looking for? Sentence8: Ok. The booking was successful. Your reference number is OBFYQJZU . Sentence9: I really don't care if it has free parking. Sentence10: It will be for five people please. Sentence11: I will also need a train. I'm traveling on Thursday to Cambridge. Can you help please? Sentence12: Yes it would. I'd like to book this Thursday for 2 nights, for 7 people. Sentence13: express by holiday inn cambridge is a 2 star expensive hotel in the east side. Would that one work? Sentence14: The TR0579 departs at 16:32. Would you like me to book that for you? Sentence15: I am looking for information in Cambridge Sentence16: Thank you that is all the information I need today. Sentence17: Booking was successful, the total fee is 125.29 GBP payable at the station . Reference number is : UN5K7FML . Sentence18: Yes, please and I need a confirmation number. Sentence19: and for how many people ? Sentence20: Certainly. And where will you be departing from? Sentence21: I'd be happy to help with your request, first I'll need to know how many tickets you'd like to reserve? Sentence22: You're welcome. Have a nice day. Bye. Question: Who has spoken the sentence 20? (A) User (B) System
answer:
Answer: (A) User