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

[EX Q]: Sentence1: You are welcome. Have a great day. Sentence2: Thank you, that will be all. Sentence3: leave after 22:30 and dont care when i arrive Sentence4: Hello. Can you book a taxi for me? I need to travel from the Grafton Hotel Restaurant to Home From Home. Sentence5: No problem at all. What time do you want to leave and arrive by, respectively? Sentence6: Alright, I've got a white skoda coming to pick you up at the Grafton Hotel Restaurant at 22:45, your contact number for them is 07935014262. Question: Who has spoken the sentence 1? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: I need a train for Tuesday after 12:30 Sentence2: Can I get the address to the funky house? Sentence3: Where would you like to go Sentence4: Yes, please. I'll need it booked for 5 people. Can I please have the reference number? Sentence5: TR2771 leaves at 13:29. Would you like me to book a reservation for you? Sentence6: The only multiple sports is located in the east. Can I get you information for that place? Sentence7: Booking was successful, the total fee is 50.5 GBP payable at the station .Reference number is : 38589BRC . what else can i do for you? Sentence8: They are at 8 mercers row, mercers row industrial estate, postal cb58hy, no info on entrance fee but they can be reached at 01223304705 to answer that. Sentence9: I'm looking for a place to go in the south. I'd like it to be of the type multiple sports. Sentence10: Yes, since there is no multiple sports location can you pleas find me something in the east. Sentence11: funky fun house and also cherry hinton hall and grounds are both in the east. Sentence12: I need to go from Cambridge to Bishops Stortford. Sentence13: Thank you for using our system today! Sentence14: Anything that would be entertainment. Sentence15: There are ten places in the east to pick form, any specific interest in a type of place? Sentence16: Great that's all I needed to know today, thank you. Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: No, thank you goobye. Sentence2: The curry prince is located at 451 Newmarket Road Fen Ditton and their phone number is 01223 566388. Can I help you with anything else today? Sentence3: Your options are Curry Prince, Pipasha Restaurant, Rajmahal, and Sitar Tandoori. Which one would you like more information regarding? Sentence4: thank you, goodbye Sentence5: How about Indian food? Sentence6: I'd like a place that serves world food in the east part of town. Sentence7: Sorry but no world food restaurants in the east is found. can i provide you something else. Sentence8: I would like the address and phone number of Curry Prince. Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]:
Answer: (A) User