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

Ex Input:
Sentence1: the cambridge and county folk museum is located 2-3 castle street Sentence2: Yes, that would be great. There will be 7 of us. Sentence3: Do you have any 0 star places? Sentence4: Is there one in the moderate price range? Sentence5: I'd like to start on Friday please and stay for 3 nights. I will also need the reference number. Sentence6: Thanks, can you also give me the entrance fee, phone number, and postcode? Sentence7: Yes, Cityroomz is in the moderate price range. Would you like to make a reservation? Sentence8: Okay. Would you like to narrow it down by the area, price range, or type? Sentence9: I'd be happy to make a reservation for the 7 of you. I will need to know what day to start your reservation and for how many nights, please. Sentence10: I also need a place to stay. Sentence11: That will be all, and thanks so much for your help. Sentence12: I have 2 guesthouses and 1 hotel that are 0 stars, do you have a preference or want a particular area of town? Sentence13: I'm looking for the cambridge and county folk museum. Sentence14: The fee is 3.5 pounds, the number is 01223355159, and the code is cb30aq. Sentence15: Have a nice day. Sentence16: Your reservation for 7 people at Cityroomz this friday for 4 days 3 nights was successful. Your Reference number is : SOF4G9MY . Anything else I can do for you? Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: No that's all. Thanks. Bye! Sentence2: Yes, that's right. Which of the 12 options would you recommend? Sentence3: Yes, would you try 2 nights instead, please? Sentence4: That's great. Please make a reservation for 1 on Monday. I'd like to stay 3 nights. Sentence5: Your booking was unsuccessful. Would you like another day or a shorter stay. Sentence6: Are they expensive? I would like something nice. And do they have free parking? Sentence7: Please check for something expensive first. If you don't see one, then we can come back to that. Sentence8: Booking was successful. Reference number is : JAKCI7JO . Is there anything else we can help you with today? Sentence9: How about Archway House? It's at 52 Gilbert Road cb43pe, and the phone number is 01223575314. Would that work for you? Sentence10: Yeah, that's fine. Oh, and I need free parking! Sentence11: There is the Acorn Guesthouse that is located in the north side of town. Would you like me to make a booking? Sentence12: I hope you have a great rest of the day. Sentence13: Can you tell me about a nice guest house in your city? I don't care how much it costs. Sentence14: They're a moderate guesthouse with free wifi and parking. Would you like to book a room? Sentence15: So to clarify, you need a guesthouse with free parking, and a moderate price range is acceptable? If so, I have 12 different options for you. Sentence16: It looks like all of the places in the expensive price range are hotels rather than guesthouses. Would you like to consider a different price range? Question: Who has spoken the sentence 11? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: OK, I've booked 4 people at The Cambridge Belfry for 4 nights starting Monday, the reference number is WZ83NOII . Is there anything else I can help you with? Sentence2: I'm sorry, I don't actually need the tickets right now. Can you find me a moderately priced 4 star hotel, though? Sentence3: We have 4 star hotels in the cheap and expensive price range, could I interest you in one of those? Sentence4: Yes no later than 5:15 I have to be there by 20:20. Sentence5: No, as long as the hotel itself is a 4 star establishment I'm not too concerned about where it's located. Sentence6: I can help you with that. Do you have a specific time frame in mind? Sentence7: I have TR1188 leaving at 5:24 and arriving at 5:52. Would you like to book tickets? Sentence8: I need to travel from Stansted Airport to Cambridge on Monday. Sentence9: Is there a certain area you would like to stay in? Sentence10: Please book me a room for 4 the same day at a cheap one you recommend. Thanks Sentence11: I was wondering if you could help me with the train schedule. Sentence12: Have a nice day and enjoy your stay in Cambridge! Sentence13: That is all thanks. Sentence14: Of course. Where would you like to travel? Sentence15: Can you book it for me and get a reference number ? Sentence16: Absolutely! How many tickets do you need? Sentence17: I am sorry I meant to leave after 15:15 so that will be fine. Sentence18: 4 nights please starting on monday. Sentence19: How many nights would you like to stay? Sentence20: The earliest I have is 05:24. Will that work? Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:

Answer: (A) User