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: I will need to know where you are leaving from and going to and what time you wish to arrive or leave. Sentence2: I will be commuting between the hotel and restaurant. Sentence3: That will be okay, can we book that. Sentence4: Sorry, I have no results for that query. Would you like to try a different area of town? Sentence5: Which one would you recommend? Sentence6: Yes I have two. Would you like me to book one? Sentence7: I'd like a taxi to travel from the restaurant to the hotel. Sentence8: Please tell me how many people will be staying, starting on what day and for how many nights? Sentence9: Yes, need a chinese food restaurant in the same area and price range as the hotel. Sentence10: Booking completed! Booked car type yellow honda Contact number 07378282192 Sentence11: Yes both of them have free parking. Sentence12: It will be just me today, thanks. Sentence13: I'm looking to stay at a 3 star hotel in the north. Sentence14: I hope you have a pleasant stay! Sentence15: Thank you for your help. That is all I need today. Goodbye Sentence16: Thanks. Sorry about that. I'd still like to request a taxi between the two. Sentence17: Okay. The postcode for the Ashley Hotel is cb41er. The address is 74 Chesterton Road. Can I help with anything else today? Sentence18: the ashley is actually a 2 star hotel. Sentence19: I need to leave the restaurant by 3:30, and I'll be going to the hotel. Sentence20: It is cb43hl 191 Histon Road Chesterton Sentence21: Is the Ashley hotel a 3 star hotel? Sentence22: You never actually mentioned a restaurant. Are you needing help finding one? Sentence23: Are there any moderate priced hotels in the North? Sentence24: How about the Ashley hotel? Sentence25: no. i just need the postcode and address Sentence26: I need a hotel to include free parking; does either have that? Sentence27: I do not want to book it. I need the postcode and address only. Sentence28: Golden Wok sounds suitable for you. Do you want a reservation? Sentence29: How many people? Sentence30: Okay, let me work on booking that for you. Question: Who has spoken the sentence 29? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: maybe, give me the address of one please Sentence2: There are several college's in the centre. How about Saint Catharine's College? It is on King's Parade and has free admission. Sentence3: I have train TR3343 arriving at london kings cross tuesday at 7:00. Shall I book that for you? Sentence4: Hi, I'm trying to find a place to go in the centre. A college would be fun to visit! Sentence5: Where will you be departing from, and what day would you like to travel? Sentence6: Yes, I need 4 tickets please. Please send me the reference number. Sentence7: Great! I would be happy to help you find one. Are you looking for one with free admission? Sentence8: Have a nice day and thank you for contacting us. Sentence9: Your tickets have been reserved, and just to clarify, that train departs at 07:00, and arrives in London, Kings Cross at 07:51. Wouldn't want you to miss the train! Ref#: AQDCG6N8 Sentence10: I'll be departing from Cambridge, and would like to leave on Tuesday. Sentence11: Thank you. I also need a train to London Kings cross, arriving by 9 Sentence12: OK thank you that is all I needed today. Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: First I need a little more information to find something that will suit your needs. What are your departure and arrival destinations? Sentence2: Thanks. I am all set here. Sentence3: I'm coming to Cambridge from Peterborough. Sentence4: Okay, is there a certain time you need to arrive by? Sentence5: No, just need to leave after 15:00. When will I arrive and how long does it take? Sentence6: I am also looking for a multiple sports complex to visit. Sentence7: no, thanks I just need the phone number Sentence8: There's the cherry hinton village centre. Would you like more information? Sentence9: No thanks. I also need multiple sports places to go please. Sentence10: No thank you. I have everything I need for now. Sentence11: Would you like some info on that venue? Sentence12: You have a few options. One train leaves at 15:19 and it's about a 50 minute trip, putting you in cambridge at 16:09. Should I book it for you? Sentence13: I need to take a train on saturday after 15:00 Sentence14: The phone number for the cherry hinton village centre is 01223576412 Sentence15: Okay, I found one on the East side called the cherry hinton village centre. Would you like me to get you the address? Sentence16: Have a wonderful day Question: Who has spoken the sentence 3? (A) User (B) System


Output: Answer: (B) System