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

[Q]: Sentence1: I don't have any guesthouses listed in that price range. Would you like something in the moderate price range possibly? Sentence2: Will you be departing from cambridge? Sentence3: Sure I have a train arriving at 14:10 on a Tuesday. Would you like to book a seat? Sentence4: Okay, I made you a reservation at the Acorn Guest House. Check in is Friday for a party of 5 and your reference is CGDK1YT1 . Will that be all today? Sentence5: I just need to know how long the travel time it. Sentence6: Great. That is all. Sentence7: Ok! Have a great day! Sentence8: Sure check moderate for me. Sentence9: TR0743 is leaving cambridge at 13:21 and the cost is 12.80 pounds, how many tickets will you need? Sentence10: Might I recommend the Acorn Guest House? It's a moderately priced, 4-star guesthouse in the north area. Sentence11: Yes please. May I have the departure time, train id, and price? Sentence12: Yes, I will be departing from Cambridge. I also need to leave on Tuesday. Sentence13: I need to find a train that goes to stevenage and arrives by 17:30. Sentence14: I would also like to find an expensive guesthouse. Sentence15: The travel time is 49 minutes. Sentence16: Sounds great, can you please book me for 5 people and 4 nights starting on friday? Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: 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
[A]: Answer: (B) System


[Q]: Sentence1: I have booked you one ticket to leave at 15:11 from kings lynn and arriving at cambridge at 15:58. Reference number is DLDQIR5G . Sentence2: Where would you like to depart from? Sentence3: Sure thing it's cb41uy. Sentence4: Can I have the postcode for that restaurant to please? Sentence5: That's all I needed today, have a good day. Sentence6: Your reference number is DOX6TU6M . You may pay 19.6 pounds at the station. Do you need help with anything else? Sentence7: I would recommend The Nirala. It is moderately priced and located on 7 milton road chesterton Sentence8: Actually I need a booking for 2 people total not just me. Sentence9: Yes, please make the booking for me. Sentence10: Thank you! So much. That's all I needed help with. Sentence11: Thank you for using the Cambridge TownInfo centre. We hope you have a pleasant visit. Sentence12: Yes I need a place to eat that is in the north and should serves indian food. Sentence13: There is a train leaving at 15:11 that will arrive at 15:58. Would you like assistance booking a ticket? Sentence14: I need a train leaving after 14:30 on Wednesday. Sentence15: you are welcome always Sentence16: Hi, I'm looking for a train to Kings Lynn from Cambridge. Question: Who has spoken the sentence 2? (A) User (B) System
[A]:
Answer: (A) User