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

Sentence1: A hotel that has free parking and in the north part of town. I would like one in the moderate price range. Sentence2: Yes, I'd like the phone number and postcode. Sentence3: The phone number is 01223902091 and the postcode is cb43ax. Sentence4: Where do I get info on hotels? Sentence5: The Riverboat Georgina would work. It's in the north. Do you need more information? Sentence6: Yes please book the The Ashley Hotel for 7 people and 2 nights starting from wednesday. Sentence7: Yeah, happy to assist. Let us know if there is anything else you need. Sentence8: Have a great day! Sentence9: I really have to run. I'm late for work. Goodbye. Sentence10: Okay thank you that is all I need. Sentence11: You can get information here, through our help desk. Sentence12: I was successful in making your reservation. Your reference number is 2W4KNZYJ . Is there anything else I can help you with? Sentence13: I would also like to find a boat attraction in the same area. Sentence14: The Ashley Hotel and the Lovell Lodge meet that criteria, would you like me to book one of them for you? Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User

Sentence1: i have booked that for you. your reference number is xhrx4ig7 . Sentence2: I'm confused. Should I look for a restaurant? Sentence3: Will you be leaving from Cambridge. Sentence4: That is helpful.Thanks Sentence5: Yes that will work. I need to book it for 2 people. Sentence6: yes i will be leaving from Cambridge. Sentence7: I would like to leave after 10:30. Sentence8: Okay the booking was successful. The reference number is HZ6B38TH . Sentence9: I'm also looking for a train. I'll be traveling back to Broxbourne on Friday. Sentence10: TR7372 leaves Cambridge at 11:01 and arrives at broxbourne by 12:01, would that train work for you? Sentence11: Yes please. It'll be for 4 nights. Sentence12: In order to book, can you tell me the number of guests, number of nights and the day of the week you want to start your stay? Sentence13: No, I'm sorry. That's all for now. Thank you for all your help. Sentence14: To be clear do you need me to fine you a place to eat? Sentence15: I would like to find out information about a hotel called Warkworth House. Sentence16: Can you find me a expensive cafe to eat at once i get off the train? Sentence17: I need to book it to 2 people for 4 nights starting from wednesday. Sentence18: Warkworth house is a guesthouse in the east area. It is moderate pricing with 4 stars. It offers free parking and internet. Would you like a reservation? Sentence19: What time would you like to leave around? Sentence20: I actually don't need a place to eat. Thank you, that is all. Sentence21: Thank you for using this service good bye Sentence22: What type of food would you like? Sentence23: Thank you. Can I get a reference number for the booking? Sentence24: I will go ahead and book your room. Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User

Sentence1: There are some great ones. Do you have a preference for which part of town it is in? Sentence2: Awesome. Thanks for your assistance, that's all I need. Sentence3: Hi, i am looking for a middle eastern restaurant in the expensive price range. Sentence4: I am glad to be of service! Have a wonderful time in Cambridge! Sentence5: Booking was successful. The table will be reserved for 15 minutes. Reference number is : H9SV1U6G . Sentence6: Sorry there are no moderate middle eastern restaurants either. Do you want to try a different price range? Sentence7: I am sorry, there are no expensive middle eastern restaurants. Can I look in a different price range? Sentence8: Yes, can we try a moderate price range. Sentence9: Hmm, how about Italian? Expensive. Sentence10: Nope! Could you pick your favorite and book a table for me? 2 people at 12:30 on Tuesday, please. Question: Who has spoken the sentence 8? (A) User (B) System

Answer: (A) User