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

Input: Consider Input: Sentence1: You are booked for a black skoda. Is there anything else? Sentence2: Thank you for your help Sentence3: Could you give me the contact number for the skoda, please. Sentence4: I'd be happy to book that for you, where are you departing from? Sentence5: No, that is it. Goodbye. Sentence6: Booked car type : black skoda Contact number : 07129813049 Sentence7: I would like a taxi to limehouse. I need to arrive by 7:15. Sentence8: You're very welcome. Do you need any further assistance? Sentence9: Thanks for using our services. Sentence10: I am leaving from nusha. Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Reference number is 29IN9CT3 for the acorn guesthouse. Sentence2: Sounds great if it is portuguese. I'll take a reservation for 7 people at 20:00 for the same day. Sentence3: Okay, how about the Acorn Guest House in the north? Sentence4: There is. How does Nandos City Centre sound? Sentence5: Okay, it was my pleasure to assist you! Bye! Sentence6: No, that's all I needed today. Thank you for your help! Goodbye! Sentence7: do you have one the is portuguese food ? Sentence8: I'm looking for information on 4-star rated guesthouses in Cambridge Sentence9: You're all set. Your reference number is 6R5W1RRE and your table will be reserved for 15 minutes. Anything else? Sentence10: I suggest the dojo noodle bar, an asian oriental restaurant, would you like to make a reservation? Sentence11: Sure. Can we spend 5 nights starting on Sunday? I am going to need room for 7 people. Sentence12: I have a number of 4 star guesthouses available, would you like to book one in a particular area? Sentence13: I would also like to eat somewhere cheap in the middle of town. Sentence14: Not really. Could you suggest one with free parking? Question: Who has spoken the sentence 7? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Can I have their phone number, please? Sentence2: Thank you very much. Sentence3: Primavera is a museum located in the center of town at 10 King S Parade and they do not charge an entrance fee. Anything else I can do for you? Sentence4: TR1731 will leave at 12:01, would that work for you? Sentence5: Hi, I am looking for a train. I need to depart from cambridge after 12:00. Sentence6: Yes sure it is 01223357708. Sentence7: Is there anything else I can do for you? Sentence8: That is all, thank you! Sentence9: Yes the travel time is 163 minutes and the price is 75.10 pounds. Sentence10: Ok. Thank you. Goodbye Sentence11: Yes can I get the travel time and price for that? Sentence12: I can look this up for you, I just need the date and where you will be going to. Sentence13: I am going to birmingham new street on Tuesday. Sentence14: Thanks so much. I also wanted to know if you can give me some information on an attraction called Primavera. Question: Who has spoken the sentence 4? (A) User (B) System


Output: Answer: (A) User