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

Example Input: Sentence1: Yes, that sounds like a good choice. Can you book it for me for 3 people starting Saturday? Thanks Sentence2: I was able to book the hotel for you. The reference number is BTTS9GYC . Is there anything else I can help you with today? Sentence3: There are eight accomodations of the hotel type with free parking. What part of town do you prefer? Sentence4: I need a train from norwich to get to the hotel by 16:30. Sentence5: The Cambridge Belfry is an inexpensive, 4 star option on the west side with free wifi and free parking. Sentence6: The west, please. And can I get free wifi? Sentence7: Okay I have a train tat gets to Cambridge at 15:35. Would you like me to book that for you? Sentence8: It doesn't really matter, just need to get there by 16:30. Sentence9: I want a place to stay. Find me a hotel that includes free parking. Sentence10: I have several available. When do you want to leave? Sentence11: I would like to stay for 3 nights. Sentence12: Sure, I can do that. How many nights would you like it for? Question: Who has spoken the sentence 6? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: Okay, the TR8944 leaves at 15:39 and arrives by 17:07. Would you like me to book tickets for you? Sentence2: There are 10 trains leaving fro Liverpool Street on Thursday. Did you have a departure time in mind? Sentence3: Okay I have booked you and your reference number is WLUOQKEV . Sentence4: rosa's bed and breakfast is in the cheap price range Sentence5: I'm looking for a train departing from london liverpool street leaving on thursday. Sentence6: Do you need a taxi? Sentence7: Goodbye, and thanks again. Sentence8: Yes, I don't want to leave for Cambridge until 15:00 at the earliest. Sentence9: Sure thing. Thanks for letting us help you today! Sentence10: Thank you. I also need a hotel in the south. Sentence11: then thanks for inquiring with us. Sentence12: I don't need a taxi, thanks for asking Sentence13: No price range but I do want a 4 start. Sentence14: Yes, for 6 people. Sentence15: What price range are you interested in? Sentence16: That sounds great. I'll need a reservation for 6 people for 4 nights on Thursday. Sentence17: I've gone ahead and booked that for you. Your Reference number is : EUZ34KY9 . Is there anything else I can assist you with today? Sentence18: No, that takes care of everything I need. Thanks! Question: Who has spoken the sentence 7? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Well, I need to know the arrival time first. Sentence2: Yeah, that works. Can you recommend a 0 star hotel for me? Sentence3: it doesn't really matter. Moderately priced located in the centre. I need phone number, hotel type and if they have free parking or not Sentence4: I would like to leave after 11:15. Sentence5: I'd like it to be in the centre please. Sentence6: You're welcome, have a great day! Sentence7: I'm hoping to book a train from bishops stortford to cambridge. Please list all times for that route. Sentence8: Arrival time is 12:07 does that work for you? Sentence9: The TR0516 leaves Cambridge at 11:29 on Wednesday. Will that work for you? Sentence10: Yes I have two guesthouses and 1 hotel in that category do you have a preferred area? Sentence11: I need to leave Wednesday and arrive after 11:15. Sentence12: i suggest cityroomz. its a hotel in the moderate price range. their phone number is 01223327978 Sentence13: Great, thank you. That is all that I need. Sentence14: Unfortunately there are no trains meeting your criteria. Would you like me to look up another departure and arrival time? Sentence15: There's a total of 70 trains. Is there a particular time of day you would like to travel? Sentence16: Thanks for that information. What time you would like to leave? Sentence17: Does it have free parking? Sentence18: In the town centre there is one guesthouse and one hotel with 0 stars. Would you like the hotel or the guesthouse? Sentence19: Yes, they do have free parking at this hotel. Sentence20: no, i want that day and time please Question: Who has spoken the sentence 10? (A) User (B) System
Example Output:
Answer: (A) User