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

[Q]: Sentence1: What day would you like to travel? Sentence2: Yes, go ahead and book either of those for 2 people and 3 nights beginning on Tuesday. Sentence3: Can you also recommend a three star hotel that has free wifi? Sentence4: Your booking at The Gonville coming in on Tuesday for 4 days 3 nights is confirmed for a party of 2. Your reference number is : 5GCUETMP . Anything else today? Sentence5: I need a train leaving from broxbourne. Sentence6: There are two. The Gonville Hotel and The Lensfield. Both also have free parking. Would you like me to book one for you? Sentence7: Booking was successful, the total fee is 17.89 GBP payable at the station .Reference number is : X1XG5K91 . Sentence8: I am happy to help! Goodbye, I hope your trip is lovely! Sentence9: Can you book it for me? Sentence10: No. That's it. Thank you for your help. Sentence11: I would recommend TR6788 which leaves Broxbourne at 19:32 and arrives in Cambridge at 20:32. Sentence12: I would like to travel on a Tuesday from Broxbourne to Cambridge after 19:15. Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: I'd like to find some place to go on the east side of town. Sentence2: Thank you. Have a good day, goodbye. Sentence3: I can certainly suggest something for you. I have 10 options. Do you prefer an entertainment venue, or perhaps a museum or park, etc? Sentence4: Sounds great. That's all I needed. Thank you! Sentence5: I would prefer just anything in the east, can you give me the address and attraction type of one? Sentence6: No problem. How does the Funky Fun House sound? It is standard entertainment and it is located at 8 mercers row, mercers row industrial estate. Question: Who has spoken the sentence 2? (A) User (B) System
[A]: Answer: (A) User

[Q]: Sentence1: No I am good to go now. Thanks, bye! Sentence2: Your reference number is ZJ0BD7WY . Is there anything else I can help you with today? Sentence3: Sure, your booking was successful. The table will be reserved for 15 minutes. Reference number is : P8B1BVO7 . Anything else I can help with? Sentence4: You're welcome and enjoy your stay. Sentence5: Okay, I want to book that restaurant for 1 person Sentence6: I'm looking for a 3-star hotel that offers free wifi Sentence7: Sorry, I don't see anything matching that query. Would you like to try a different price range or area? Sentence8: There is pizza hut fen ditton in the moderate price range in the east Sentence9: actually, is the hamilton lodge a guesthouse? I'd prefer a cheap guesthouse. Sentence10: What time would you like the reservation for? Sentence11: There are several options is there a specific area you are looking for? Sentence12: Okay, the Hamilton Lodge matches your specifications. Would you like me to book a reservation for you? Sentence13: Hamilton Lodge is a guesthouse but it is in the moderate price range. There is a cheap guesthouse called Worth House that's rated 4 stars. Want more information on that one? Sentence14: Can you book it for Sunday and give me a reference number please.. Sentence15: Can you find one in the east with a different price range? Sentence16: Again, there are no restaurants matching your query. Please try a different price range, area, or food type. Sentence17: I would like the reservation on the same day at 11:00. Sentence18: That sounds acceptable. Can you please book a room for me starting on Wednesday? It will only be me and I will be staying 5 nights. Sentence19: Do you have one in the east, in the cheap price range? Sentence20: I am also looking to get some Italian food. Sentence21: I have found several Italian restaurants. Is there a particular area or price range you are looking for? Sentence22: I would prefer the North. Question: Who has spoken the sentence 8? (A) User (B) System
[A]:
Answer: (A) User