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

Example Input: Sentence1: I'd like to find a 4 star guesthouse, please. Sentence2: The Place is a great nightclub in the south, located at 22 sidney street, post code cb23hg. The phone number is 01223324600. Is there anything else I can help you with? Sentence3: Yes, book it for me please. Thank you. Sentence4: It does not really matter. It will be just me starting on Friday for 3 nights. Sentence5: What attractions do you have in the south? Sentence6: I have found 18 guesthomes that match the criteria you listed. Is there any other specifications you have about the guesthouse (area,price range,etc) that you would like to tell me? Sentence7: Unfortunately, the booking was unsuccessful. Would you like to shorten your stay or try another place to stay? Sentence8: arbury lodge guesthouse is a moderately priced guesthouse in the north. How does that sound? Sentence9: The arbury lodge guesthouse is in the moderate price range. Sentence10: We have 8 types of attractions in the south? What type are you looking for? Sentence11: Sure, is there an area you prefer? Sentence12: I have to have free wifi Sentence13: I would like a room that is close to the nightclub for atleast 1 night up to 3 nights? Sentence14: Hmm, I'm not really sure. Do you happen to have any nightclubs? If not, what are my choices? Question: Who has spoken the sentence 6? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: I need a train for Tuesday after 12:30 Sentence2: Can I get the address to the funky house? Sentence3: Where would you like to go Sentence4: Yes, please. I'll need it booked for 5 people. Can I please have the reference number? Sentence5: TR2771 leaves at 13:29. Would you like me to book a reservation for you? Sentence6: The only multiple sports is located in the east. Can I get you information for that place? Sentence7: Booking was successful, the total fee is 50.5 GBP payable at the station .Reference number is : 38589BRC . what else can i do for you? Sentence8: They are at 8 mercers row, mercers row industrial estate, postal cb58hy, no info on entrance fee but they can be reached at 01223304705 to answer that. Sentence9: I'm looking for a place to go in the south. I'd like it to be of the type multiple sports. Sentence10: Yes, since there is no multiple sports location can you pleas find me something in the east. Sentence11: funky fun house and also cherry hinton hall and grounds are both in the east. Sentence12: I need to go from Cambridge to Bishops Stortford. Sentence13: Thank you for using our system today! Sentence14: Anything that would be entertainment. Sentence15: There are ten places in the east to pick form, any specific interest in a type of place? Sentence16: Great that's all I needed to know today, thank you. Question: Who has spoken the sentence 6? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: I'm looking for a place to eat christmas food Sentence2: That is all, thank you very much. Sentence3: You're welcome, have a wonderful day! Goodbye. Sentence4: Do you have a price range or area preference? Sentence5: There is Holy Trinity Church on market street Sentence6: Yes, how about a restaurant that serves Indian food. Sentence7: Okay great, could you give me the phone number and postcode? Sentence8: I was able to get you a table at Rajmahal in the east part of town at 7 Barnwell Road Fen Ditton, reference number FRFMWN4U . Anything else I can help with? Sentence9: I'm sorry, but the price range should be moderate. The area doesn't matter. I just need one that is available for 3 people at 13:00 on sunday. Sentence10: any range is fine. Sentence11: Are there any good attractions in the centre of town? Sentence12: Unfortunately, I am not finding anything that serves christmas food. Would you like me to try another type of food? Sentence13: Do you have an area preference? Sentence14: Yes. Their postcode is cb23nz and you can call them at 01223355397. Is there anything else I can help you with? Question: Who has spoken the sentence 2? (A) User (B) System
Example Output:
Answer: (A) User