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

Ex Input:
Sentence1: No, I'm actually looking for something in the north. Is there anything available there please? Sentence2: I've made the reservations for you. The reference number is NFKR3VXL . Sentence3: Hi, few questions. I am looking for a restaurant called the Little Seoul. Also, could you give me the phone numbers, address, and entrance fees for both those places? Sentence4: ok I have a black volvo booked for you Sentence5: Ok, thanks. Can you reserve the restaurant for me for 5 people at 14:30 on Sunday? Sentence6: Can I please get the taxi company's phone number in case I need it? Sentence7: you can reach them on 07704971911 Sentence8: Abbey pool and astroturf pitch is in the east part of town if that would work for you? Sentence9: Sure! Let me get the pool information first. I found one that is an outdoor pool and one that is a learner pool. Which would you prefer? Sentence10: The outdoor pool would be best. For the restaurant I need to reserve it for 5 people at 14:30 on sunday. Please give me the reference number of the reservation. Sentence11: Yes I need a taxi to get from the pool to the restaurant. Sentence12: You are welcome. Can I assist you with anything else? Sentence13: I'm looking to swim today. Is there anywhere I can go? Sentence14: the outdoor pool is called jesus green outdoor pool located at between victoria road and the river cb43px Sentence15: enjoy your time in Cambridge! Sentence16: Thank you so much for your help. Sentence17: Sure, there are two in the north. Would you like their information? Sentence18: Thank you. That was all I needed. Goodbye. Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Tuesday, going to Cambridge please. Sentence2: The TR8685 arrives by 5:52 and costs 4.40 pounds. Can I book some seats for you? Sentence3: You're welcome. Have a great day. Goodbye. Sentence4: The Broughton House Gallery is located at 98 King St and has free admission. Sentence5: The train should leave on tuesday and should go to cambridge and arrive by 10:15 Sentence6: Thank you, that sounds fine. I see you have included the address and the entrance fee. That's all I need. Thanks very much. Sentence7: Great thank you I also am looking for some place to go in the centre of town. Sentence8: Please for 8 people. Sentence9: I'm looking for a train that arrives by 10:15 and departs from Ely Sentence10: Your booking was successful. The total fee is 35.2 GBP pounds payable at the station and your reservation number is 1OBF5WF2 Sentence11: No problem! What day would you like to leave? Sentence12: Any departure time in mind? Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Their number is 01223812660. Sentence2: Great! Have a great day! Sentence3: Unfortunately, they are fully booked during that time slot. Would you like me to try for a different time or day? Sentence4: Yes, I'm looking for a cheap place to eat on the east side. Do you know of anything? Sentence5: How about 11:15? Sentence6: Yes. Please give me the telephone number. Sentence7: yes I have one listing for an international place called The Missing Sock. It is very popular. Would you like their telephone number? Sentence8: Thank you so much, that is all I needed! Sentence9: Thanks! Now could you make a reservation for me? I need a table for 1 on Saturday at 12:15, please. Sentence10: May I have the reference number please? Sentence11: Your reference number is FK3AREID . Sentence12: You've been booked for 11:15. Do you need anything else? Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:

Answer: (A) User