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

Ex Input:
Sentence1: I'd like to find some place to go on the east side of town. Sentence2: Thank you. Have a good day, goodbye. Sentence3: I can certainly suggest something for you. I have 10 options. Do you prefer an entertainment venue, or perhaps a museum or park, etc? Sentence4: Sounds great. That's all I needed. Thank you! Sentence5: I would prefer just anything in the east, can you give me the address and attraction type of one? Sentence6: No problem. How does the Funky Fun House sound? It is standard entertainment and it is located at 8 mercers row, mercers row industrial estate. Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Would you prefer Indian food or Italian food? Sentence2: Curry Prince is a moderately priced restaurant in the east part of town that serves Indian food. Would you like the phone number? Sentence3: I want a moderately priced restaurant in the east part of town. What is the phone number? Sentence4: You're welcome, goodbye. Sentence5: Awesome, thank you! Goodbye! Sentence6: The phone number for Curry Prince is 01223 566388. Sentence7: I don't care. Give me their phone number. Sentence8: Yes give me the phone number. Question: Who has spoken the sentence 7? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: No, that settles everything! Thank you. Sentence2: I have 5 train options leaving from Bishops Stortford from Cambridge that arrive before 08:30. Would you prefer to travel on Saturday, Monday, or Friday? Sentence3: Thanks, can also get me information on a train departing from Bishops Stortford and arriving by 08:30. Sentence4: Could you give me a departure time and travel time for that train? Sentence5: Okay, you're all set! Your reference number is: 4AU76U6Y . Sentence6: I need that train on Monday please. Sentence7: I'm looking for a cheap place to stay in the north, what kind of options can you give me? Sentence8: Worth house has a 4 star rating and wifi yes. Sentence9: Please book it for 5 people and 4 nights starting from monday. Sentence10: TR0532 departs at 07:29 and arrives by 08:07. Would you like me to book it for you? Sentence11: Is there anything else I can help you with? Sentence12: I would like the one with the 4-star rating please. Does it include free wifi by chance? Sentence13: Not at this time. Thanks for your help. Sentence14: There are 2 guesthouses available. One is 0 stars and the other is 4 stars. Which do you prefer? Sentence15: Thank you for contacting us, have a nice day. Sentence16: Train TR0532 fits your criteria. Would you like me to go ahead and book that for you? Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:

Answer: (B) System