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: Yes, book me for Sunday departing from london kings cross. Sentence2: Your booking is successful. Train is leaving at 07:17 and it costs 151.04 GBP. Your reference number is 5Y7XKAJY . Anything else I can help with? Sentence3: I need a not later than 9:15 train to Cambridge. Sentence4: 8, please Sentence5: How many tickets will you require? Sentence6: It looks like there's a train for Cambridge with an arrival time of 07:07. Would you like me to book that for you? Sentence7: Okay thank you for calling. Don't hesitate to call us again. Sentence8: No thank you that's I need! Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: No, that's all the information I need. Thanks! Sentence2: You can reach them by phone at 01223312598. Anything else I can help with? Sentence3: Booking was successful. Reference number is : T212RFL5 . Sentence4: Yes, Gourmet Burger Kitchen has North American cuisine and is expensive. It is located in the City Centre. Sentence5: That sound perfect. Could I make a booking for 6 people? Sentence6: I need help finding a guesthouse to stay at. Sentence7: I'd like the east part of town please. Sentence8: Ok great, have a wonderful day! Sentence9: Do you know of a restaurant by the name of gourmet burger kitchen? Sentence10: Of course! What day and how many nights? Sentence11: can you tell me the phone number please Sentence12: Warkworth House is a great place. They are rated 4 stars, moderately priced and offer free parking and internet. Sentence13: How many days will you be staying? Sentence14: I have a number of different guesthouses available. Do you want to stay in a particular part of town? Sentence15: I'll be starting my stay on this coming Sunday. Sentence16: 5 nights please. Question: Who has spoken the sentence 8? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: 3 people, please. And if I can also get the reference number. Sentence2: Does either one have a star of 4? Sentence3: University Arms Hotel is rated 4 stars. Would you like reservation? Sentence4: I have 70 trains. What day and time are you wanting to travel? Sentence5: You're welcome. Thank you. Goodbye Sentence6: Yes, thank you for your help! Sentence7: I have booked 3 tickets on the TR9025 train leaving at 11:59. Your Reference number is : 9JASQYBJ . Will that be all today? Sentence8: Are there any hotels in the centre that have free parking, please? Sentence9: There are two hotels available: the Gonville Hotel and University Arms Hotel. Would you like more information on them? Sentence10: Um, Sunday but after 11:15 Sentence11: Do they have internet and if so what is the address there? Sentence12: Thanks. I'm also looking for a train from cambridge to london liverpool street? Sentence13: They do have free wifi. They are located on regent street. Sentence14: okay how many tickets please? Question: Who has spoken the sentence 7? (A) User (B) System


Output: Answer: (B) System