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're welcome and thanks for using our help desk. Goodbye. Sentence2: Thanks for the recommendation. That's all the help I need today. Sentence3: I'm looking for the entrance fee for Castle Galleries. Sentence4: Yes, i would like help locating an attraction. Sentence5: OK - what type of attraction are you looking for, and in what part of town? Sentence6: Their entrance fee is free. Question: Who has spoken the sentence 1? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Of course, the contact number is 07336173784. Is there anything else you need? Sentence2: Yes, the taxi will pick you up at 9:00. It is a yellow lexus. Sentence3: I'd be happy to help! Where are you coming from? Sentence4: Is 9:00 good? Do you think forty-five minutes is enough time to get to the college? Sentence5: Do you have a time you would like to leave by? Sentence6: The pickup location will be finches bed and breakfast Sentence7: I need a taxi to arrive by 09:45 Sentence8: You're welcome, have a great day. Sentence9: Ok, I will also need your destination for booking purposes. Sentence10: Great. Can I get a contact number? Sentence11: I will be traveling to sidney sussex college today. Sentence12: That's all thanks Question: Who has spoken the sentence 8? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Okay. Glad I could be of help. Sentence2: Thank you. Sentence3: I have found Shiraz Restaurant located at 84 Regent Street City Centre, would you like me to book you a table? Sentence4: Great, thanks. I think that's all I needed. Have a good day. Thanks. Sentence5: TR3130 leaves Birmingham New Street at 17:40 and it arrives in Cambridge at 20:23. The price is 75.10. The travel time is 163 minutes. Sentence6: Thank you for contacting Cambridge TownInfo centre. I hope you have a pleasant trip! Goodbye! Sentence7: Sure, the postcode is cb21dp. Is there anything else I can help you with today? Sentence8: No problem. For what day? Sentence9: Monday, and I need for it to arrive by 21:15. Sentence10: No thanks, I just need the postcode. Sentence11: Can you give me the departure time, travel time and the price? Sentence12: TR3130 will arrive by 20:23 if that works for you? Sentence13: I am also looking for a train from birmingham new street to Cambridge. Sentence14: I want to find a place called Shiraz Restaurant please. Question: Who has spoken the sentence 10? (A) User (B) System
[EX A]:
Answer: (A) User