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

[Q]: Sentence1: Can you give me the address for the Parkside Police Station? Sentence2: No, that's all. Good bye. Sentence3: The address you're seeking is Parkside, Cambridge. Sentence4: Telephone : 01223358966 Postcode : CB11JG. Is there anything else? Sentence5: You're welcome. Thank you for contacting TownInfo centre today. Goodbye Sentence6: Thank you, what is the phone number and postcode? Question: Who has spoken the sentence 2? (A) User (B) System
[A]: Answer: (A) User

[Q]: Sentence1: What is your departure point? Sentence2: What time do you need to leave by? Sentence3: I am looking for a train to cambridge. I would like something on sunday to arrive by 18:30 Sentence4: I just want to get there at or shortly before 18:30. Sentence5: I'd like to recommend whipple museum of the history of science, at free school lane. Admission is free. Sentence6: Yes it is their full address and the postcode is cb23rh and their telephone number is 01223330906. May I help you with anything else today? Sentence7: Thank you. That is all that I need. Sentence8: i place want a place to go in the centre Sentence9: I found the perfect train! TR7771 will get you there at 18:24. Would you like me to book this for you? Sentence10: Ok, your booking is complete for 6 people. The cost is 79.19 GBP, payable at the station. The reference number is 8W0OSFM6 . Sentence11: I would like a museum in the centre please. Sentence12: What are you into? Do you like theatre? Museums? We have plenty of attractions in the centre and if you tell me what you enjoy I can recommend one Sentence13: My departure will be from Cambridge. Sentence14: Okay. Glad I could be of help. Sentence15: Is that the full address for the museum? Free School Lane? Sentence16: I need to go to Peterborough. Sentence17: Yes, please book me for 6 people. My birdwatching club is taking a trip together. Sentence18: And what is your destination city? Question: Who has spoken the sentence 6? (A) User (B) System
[A]: Answer: (A) User

[Q]: Sentence1: In the centre, please. Also, free parking. Sentence2: Unfortunately, I am not finding anything that meets all of your requirements. Would you mind if I searched another area of town? Sentence3: Can I have the address of the hotel? Sentence4: Excellent! I hope the hotel is a pleasure. Sentence5: I have got quite a few that should suit your needs. Is there a preference on what area of town you stay? That might help narrow down the options. Sentence6: Thank you very much! Sentence7: yes, it is a guesthouse and their phone number is 122 336 3682. Sentence8: The address is warkworth terrace. Sentence9: Can you see if there's anything in the east? Sentence10: The Carolina Bed and Breakfast and the Warkworth House. They both have free wifi and parking and they both fall in the moderate price range. Do either of these sound good? Sentence11: Can you recommend a place to stay that has free WiFi? I need something in the moderate price range. Sentence12: Great. Can you give me the phone number and address for The Warkworth House? Also, is it a guest room? Sentence13: Nothing thank you, that's all I need. Have a nice day! Sentence14: You're welcome. What else can I do for you? Question: Who has spoken the sentence 5? (A) User (B) System
[A]:
Answer: (B) System