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

Ex Input:
Sentence1: I am hoping you can help me with my planning. I am trying to find information on the trains. Sentence2: I would like to arrive by 13:15. Sentence3: Thank you that is all I needed. Sentence4: itshould be in the centre Sentence5: No. Can you help me find a very cheap, not shabby hotel that has free parking? Sentence6: Your booking has been changed. Your new reference number is FVTMM086 . Sentence7: I can definitely help you with that. Can you give me more information, like your departure and destination preferences? Sentence8: I have a lot of great choices to offer you. Do you have a preference to what part of Cambridge you'd like to stay in? Sentence9: Which one of them has free wifi? Sentence10: I will be departing from Stansted Airport to go to Cambridge on Wednesday. Sentence11: You're welcome, have a great day! Sentence12: There are two guesthouses: Alexander Bed and Breakfast, and El Shaddai. Would you like to stay in one of those guesthouses? Sentence13: I am getting the information up now, do you have a specific arrival or departure time? Sentence14: book for 2 people for 2 nights from wednesday Sentence15: Sorry, can you actually book it for 3 people for 2 nights, please? Sentence16: Both facilities do. Sentence17: TR6386 departs at 12:24 and arrives by 12:52. Would you like a ticket? Sentence18: I made your reservation for 2 people for 2 nights starting Wednesday at the Alexander Bed & Breakfast. Your reference number is 8JX02F2T . Is there anything else I can do? Question: Who has spoken the sentence 13? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Your booking is complete, a black toyota will pick you up. The contact number is 07768938666. Sentence2: I need to leave after 07:45. Sentence3: I am going to allenbell Sentence4: Thats perfect that you for your help Sentence5: You're welcome. Do you have any other concerns? Sentence6: I don't. I appreciate your help. Goodbye for now. Sentence7: OK, I'm glad I was able to assist you. If there ever is anything else don't hesitate to contact us. Sentence8: I'd love to help! Where are you going? Sentence9: And when would you like to leave or arrive by? Sentence10: Hi, I need to get a taxi out of kohinoor. Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: We have 13 colleges in the centre area. The downing college is one that is free to enter. Would you like more information on this one? Sentence2: Hi! I'm looking for somewhere to go in the centre area. Sentence3: Downing College is on Regent Street and the phone number is 01223334860. Is there anything else I can help you with? Sentence4: No thank you. You have been very helpful. Have a great day. Sentence5: My pleasure. Thank you for calling Cambridge TownInfo Centre. Goodbye. Sentence6: Great! The centre has many attractions. Are you interested in a particular type? Sentence7: I would love to maybe tour a college if I can. Sentence8: Yes, and do you have the address and phone number? Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:

Answer: (B) System