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

[Q]: Sentence1: Thank you for using our services. Sentence2: Absolutely, their phone number is 01223358966. Sentence3: You've given me everything I need. Thanks. Goodbye. Sentence4: Am looking for the Parkside Police Station Sentence5: You're welcome. Is there anything else I can help you with today? Sentence6: Thanks for all of your help! Sentence7: You can contact them at Parkside, Cambridge, CB11JG Sentence8: Can I also get their phone number please? Question: Who has spoken the sentence 4? (A) User (B) System
[A]: Answer: (A) User

[Q]: Sentence1: Thank you so much. The restaurant and train are all I need for now. Have a great day. Goodbye. Sentence2: I'll need to arrive by 11:00 and it should be going to london liverpool street. Sentence3: yeah i need a train too Sentence4: Train TR4259 arrives in London Liverpool Street at 9:27. It's the closest arrival time to 11:00. How many tickets would you like to book? Sentence5: Understood. You have a choice between Sala Thong and Bangkok City. Sentence6: Booking was successful. The table will be reserved for 15 minutes. Reference number is : RARTE3OH . is there anything else i can help you with? Sentence7: Can you help me find some Thai food to eat tonight? Sentence8: I would like 2 tickets please. Sentence9: Ok! Have a great day! Sentence10: I don't care where, just as long as it's expensive! Sentence11: What area of town would you prefer? Sentence12: Sala Thong sounds good. Please make a booking for 2 at 11:45 on Monday Sentence13: Where will you be leaving from? Sentence14: Let's pick something arriving between 11:00 and 10:30. It needs to depart from cambridge and leave on tuesday. Sentence15: There are 21 trains available. Would you like to narrow it down by departure site, day, or departure time? Sentence16: Your reservation for 2 on the TR4259 train was successful, the total fee is 33.2 GBP payable at the station. Your Reference number is : FNRSFZWB Question: Who has spoken the sentence 8? (A) User (B) System
[A]: Answer: (A) User

[Q]: Sentence1: The TR3370 will take you to norwich. Do you need a ticket? Sentence2: Well I have many things to do such as architecture visits or museums or theaters. Anything sound intriguing to you? Sentence3: There are 13 to choose from. Might I suggest the Pembroke College. They have free entrance and are located on Trumpington Street. Sentence4: The number is 01223338100. Sentence5: cool, thanks dude Sentence6: The post code is cb21rf. Can I help with anything else today? Sentence7: I need a train to norwich on Sunday. Sentence8: Yes I would like to go to a college. Sentence9: Thank you! That will be all for today! Sentence10: Do you want tickets? Sentence11: yes if it leave after 19:30. thanks Sentence12: No, I don't need to book now. On the other hand, I'm looking for something to do in the centre of city. Sentence13: I am sorry that os not leaving at the correct time but I have train TR9083 leaving at 19:55. Sentence14: Can I have the postcode? Sentence15: You're welcome. Please reach out to us again, if we can be of further assistance. Good-bye. Sentence16: Yes, can I also get the phone number for Pembroke College? Question: Who has spoken the sentence 13? (A) User (B) System
[A]:
Answer: (B) System