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: We have many hotels that fit your needs, is there a specific area you're looking at? Sentence2: We have TR2475 that leaves cambridge at 07:50 and arrives ely by 08:07. Will that work for you? Sentence3: It's in the north area and they do have parking. Sentence4: Thanks, that's all i need! Sentence5: Are you sure you don't need me to book your hotel for you? Sentence6: Do they have free parking? What area is it located? Sentence7: Acorn guest house fits your needs. Would you like me to book your stay? Sentence8: something that has free wifi Sentence9: I need to find a guesthouse with a moderate price range. Any places to stay? Sentence10: That has been booked. Reference number is : FSUGM4NQ . Sentence11: Can you help with transit information? I need to go to ely by train on Sunday and need to arrive by 09:00 departing cambridge. Sentence12: Yes, that sounds perfect. Can you purchase 7 tickets for me please? Sentence13: Excellent. I also need a train to ely. Sentence14: No problem. Good bye! Question: Who has spoken the sentence 10? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Are there any with a 5 star rating? Sentence2: I'm looking for a place to stay with free wifi. Can you help me find something moderately priced? Sentence3: You are booked at the acorn guest house. Reference number is ROCCFCM6 . Sentence4: Thank you so much, that is all I need. Sentence5: Unfortunately, none of them have a 5 star rating. Sentence6: Are there any with a 4 star rating? Sentence7: We have plenty of moderately priced options with free WiFi. Do you have any additional preferences? Sentence8: Oh yes, several. Are there any addition preferences on those? Sentence9: Great, enjoy your stay. Bye. Sentence10: Nope, any 4-star moderate place with wifi will be fine. Could you book a room starting Saturday for 3 nights, 5 people? Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Sure. Where are you traveling too and what time would you like to leave? Sentence2: No preference on departure time, but I will need to book for 5 people. Sentence3: I have 4 trains that will arrive by 9:15 in Cambridge. What time would you like to depart Stansted Airport? Sentence4: The admission is free. Sentence5: Ok, thanks. Can I get the phone number and postcode as well? Sentence6: Post code is cb23bu and phone number is 01223334900. Is there anything else I can assist you with today? Sentence7: That is everything thank you. Sentence8: It was my pleasure to help. Have a good day. Sentence9: There are several colleges in the centre. May I suggest christ's college or downing college, both have free entrance fees. Sentence10: Yes, I'm looking for a college to visit in the centre of town. Sentence11: I need a train departing from Stansted Airport on Friday. Sentence12: Reference number is : 1LD6SOW1 . Anything else? Sentence13: what's the entrance fee for christ's college? Sentence14: I need to arrive in Cambridge by 9:15. Question: Who has spoken the sentence 3? (A) User (B) System


Output: Answer: (B) System