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: Goodbye and have a nice day. Sentence2: Little Seoul's address is 108 Regent Street City Centre. Their phone number is 01223 308681. Sentence3: Thank you, goodbye. Sentence4: There are several restaurants located in the centre, which kind of food do you prefer? Sentence5: is there a restaurant in the Centre? Sentence6: Little Seoul serves Korean food in the city's centre. It is expensive but very classy. Would you like to know more about it? Sentence7: I would like one serving korean food, possible. Sentence8: Can I get the address and phone number? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Id is TR0625, travel time is 79 minutes and you will arrive by 22:55. Anything else? Sentence2: Actually, could you help find a train as well? To Norwich? Sentence3: I found a train from cambridge to norwich at 05:36 on Friday, will that work? Sentence4: Sunday would be good. Sentence5: No, you've answered all of my questions. Thanks so much for your time. Bye. Sentence6: The Acorn Guesthouse is a 4 star hotel located in the north side of town. It includes free internet and parking. Would you like me to book it for you? Sentence7: I need to leave after 21:30, is there anything closer to that time? Sentence8: Thank you, and thanks again for using our free service. Sentence9: I am trying to find the Acorn Guest House. Sentence10: No, just leave after 21:30. Will you give me the travel time, arrival time and the Train ID? Sentence11: No, thanks. I will go ahead and book it myself. I think I have all the information I need. Thank you. Sentence12: Is there a time you need to arrive by? Sentence13: Yes there are 14 trains. Which day would you like to depart? Sentence14: Thank you for using our service, have a nice day. Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: There are two guesthouses in the centre. I recommend el shaddai Sentence2: Ok, I also need a taxi to arrive at the restaurant by 17:30. Sentence3: La raza is a cheap restaurant that serves spanish food. Would you like their phone number? Sentence4: Is that located in the centre? Sentence5: Your booking was successful! Your reference number is OSNXB1IR . Is there anything else I can help you with today? Sentence6: Yes. Friday. 2 people. 17:30. Sentence7: The Alexander Bed and Breakfast has internet and the phone number is 01223525725. Sentence8: It is indeed in the city centre. Would you like me to make reservations for you? Sentence9: for 2 on friday Sentence10: alright, then what is your destination please Sentence11: Hello I am looking for a good, cheap, Spanish restaurant.Is there any that you can recommend? Sentence12: What car will be picking me up? Sentence13: Do they have internet and what is the phone number? Sentence14: Thank you for contacting us. Have a great trip. Goodbye. Sentence15: Does the Alexander Bed and Breakfast also have free parking? Sentence16: No problem. Where are you departing from? Sentence17: A grey honda is booked. You can call 07936397340 to reach them. Sentence18: I will be departing from the restaurant. Sentence19: Thanks for all the bookings. I'm ready for my visit now. Take care. Goodbye. Sentence20: Yes they have free parking and wifi. Sentence21: I have made your reservation at La Raza for 17:30 on Friday. Your table will be held for 15 minutes. Your reference number is OS5VNH62 . Do you need anything else? Sentence22: I guess I need to book the hotel first. Is there a guesthouse in the same area as La Raza? Sentence23: Please go ahead and book the Alexander Bed and Breakfast for me. Sentence24: I will book but I need to know how many people and for what day? Question: Who has spoken the sentence 17? (A) User (B) System


Output: Answer: (B) System