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're welcome. Can I help you with anything else? Sentence2: That is all. Thanks Sentence3: The post code is CB11JG. Sentence4: Thank you, what's the post code? Sentence5: Thank you for your help Sentence6: Cambridge, parkside police telephone number 01223358966. Sentence7: I need to get to the nearest police station, can you assist me? Sentence8: Okay. Have a good day and thanks for using our system. Question: Who has spoken the sentence 4? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: I would prefer the north please. Sentence2: I have found 13 of them. Can you please be more specific about what you would like? Sentence3: I'd like to find a college to visit in the center of town. Sentence4: No thank you that will be all Sentence5: I would suggest the acorn guest house it is a great place to stay. Sentence6: That will be fine. I'll need to book for Saturday, 3 nights, and 1 person. Sentence7: You're all set! Your reference number is 41BK9PC7 . Sentence8: moderate price range thank you Sentence9: There are 32 hotels that offer free internet, is there a price range or area you prefer? Sentence10: Actually one more thin, I need a taxi from the hotel to the restaurant, I want to leave at 09:45. Sentence11: Thank you! Can you also help me find a place to stay with free wifi? Sentence12: I narrowed it down to 17. What part of town would you prefer and do you want free parking? Sentence13: No that will be it for today. Sentence14: I recommend Emmanuel college. Their address is saint andrew's street Sentence15: Okay, I booked a yellow honda and their contact number is 07225232221. Do you need help with anything else? Sentence16: You can choose one for me and give me the address. Question: Who has spoken the sentence 7? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Great can I also get a train going to leicester and arriving by 11:45? Sentence2: Do you just need the one ticket, or will others be travelling with you? Sentence3: I'm looking for a gastropub in the east. Sentence4: TR5677 will arrive at 11:06 would that work for you? Sentence5: Ok great. Would you like for me to go ahead and book the train for you? Sentence6: 105 minutes. 30.24 pounds. Sentence7: Cambridge, and I will be traveling on Saturday. Sentence8: Can you give me the travel time and total cost please? Sentence9: Could you get me the price of that train and the travel time before you book it? Sentence10: No just the one. Thank you. Sentence11: I have TR5677 arriving at Leicester by 11:06. Sentence12: Your booking was successful, the total fee is 30.24 GBP payable at the station . Reference number is : LV1BEG9R . Sentence13: I am glad I was able to help. Have a wonderful trip. Sentence14: Could you please provide the phone number, address and postcode for The Royal Standard? Sentence15: ok thank you so mucy Sentence16: Yes, please book the train for me. That will be all. Sentence17: The Royal Standard is a gastropub located in the east. Sentence18: Where will you be departing from and what day would you like to travel? Sentence19: Phone Number: 01223247877. Post Code: cb13nl, address 290 Mill Road City Centre. Anything else? Sentence20: Thank you so much! That's all I need. Question: Who has spoken the sentence 4? (A) User (B) System


Output: Answer: (A) User