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. I need a hotel with free parking. I would like it in the moderate price range. Sentence2: I booked you a yellow volkswagen and their number is 07162096037 Sentence3: Thank you for correcting that. Can you book a taxi for me? I'd like to go from the Broughton House to the hotel, and leave by 5:30. Sentence4: No I don't care about the area, but I do want a hotel and not a guest house. Sentence5: There are 14 hotels that meet your criteria, do you have a preference in the area? Sentence6: That sounds interesting! May I have their phone number please? And what is the fee to get in? Sentence7: Ashley hotel is a hotel located in the north part of town and is in the moderate price range. It also offers free parking and internet. Does this suit you? Sentence8: There is a museum on 98 King Street named Broughton House Gallery. Sentence9: Okay great. Do not hesitate to call us if there is anything else you need. Sentence10: That sounds good, can you also provide me with the star rating for it? Thanks Sentence11: We have quite a few of those. Do you have any other preferences? Price range, perhaps? Sentence12: Great! I'm also looking for a place to go in the centre. Any suggestions for something fun? Sentence13: Yes, I am looking for a hotel in the moderate price range. Sentence14: I will also need a taxi to get me between the two places, the Ashley hotel and Broughton House. Sentence15: The Ashley Hotel is a 2 star hotel. Sentence16: I am sorry. There must have been a system glitch. The phone number for the broughton house gallery is 01223314960 and the entrance fee is free. Sentence17: Thank you! I have everything I need now. Sentence18: Yes, their number is 01223314960 and the entry fee is free Question: Who has spoken the sentence 5? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: There are several hotels of that nature. What is your price range? Sentence2: Hotel allenbell is what I found that is cheap and has parking. Sentence3: You're welcome. Have a great day. Goodbye. Sentence4: Could you get the postcode for Hotel Allenbell for me? Sentence5: Yes, please reserve the room. Sentence6: I am also looking for a place to stay in the east that includes free wifi. Sentence7: Actually, on second thought. I should book it later. But, can you book me a taxi from Allenbell to J Restaurant. I need to be there by 13:15. Sentence8: Thanks, I think that's all I need. Could you just confirm whether the Allenbell is a Hotel or a Guest House? Sentence9: Absolutely, your reservation's been made. Your reference number is YAHBIZR5 . Can I help you with something else? Sentence10: J restaurant is an asian oriental restaurant in the centre of town. It is cheap and located at 86 Regent Street City Centre. Sentence11: Hello I am looking for a restaurant called J restaurant Sentence12: Allenbell is a guesthouse. Sentence13: That sounds great. Can you reserve a table for 2 for Sunday at 13:15? Sentence14: What day will you be checking in, and how many will you stay for? I assume it is for 2 people? Sentence15: Thank you. That will be everything today. Goodbye. Sentence16: The postcode is cb13js. Would you like to get a room reserved? Sentence17: Your taxi was booked! The car type will be blue ford and the contact number is 07646890093. Sentence18: I'm looking for something cheap with free parking. Question: Who has spoken the sentence 8? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: Great. I booked six tickets on TR4095 departing at 11:35 and arriving in cambridge at 11:52. Your confirmation number is W6PWPYOP . Sentence2: I need to book a train for Monday from Ely to Cambridge to arrive by 14:00 for 6 people. Sentence3: What time would you like to leave by? Sentence4: That is all I needed, good day to you. Sentence5: Anytime as long as i arrive by 14:00. Can you provide me with a reference number after booking? Sentence6: Have a great day! Question: Who has spoken the sentence 1? (A) User (B) System
Example Output:
Answer: (B) System