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

Sentence1: Perfect, I have train TR1472 that meets your criteria, would you like me to book a ticket for you? Sentence2: I can help you with that. Where are you traveling from? Sentence3: Book it for 3 people. Sentence4: Sure. Your train is booked. The fee will be 30.29 GBP and your reference number is 7FGDRE1Q . Sentence5: I need to find a place to stay as well. Can you help? Sentence6: I need to find a train into Cambridge that will arrive by 09:15. Sentence7: I will be leaving the Stansted Airport on Thursday. Sentence8: I need to know what you're looking for first. Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User

Sentence1: yes that works. I also need a taxi to get between the guest house and restaurant. Sentence2: I'd also like the hotel type and internet status, please. Sentence3: found it, de luca cucina and bar is modern european centre of moderate price range. phone number is 01223356666 code,cb21aw and is located on 83 Regent Street Sentence4: Thank you, I want to book a table for 8 people at 11:30 on saturday. Sentence5: No just need the address and do they have free internet? I am also looking for a nice place to eat called the de luca cucina and bar Sentence6: It is a guesthouse, cheap, wifi and parking. Would you like to reserve it? Sentence7: Worth House has internet and parking. Will that work for you? Sentence8: Ok, a black bmw will pick you up in time to arrive for your reservation at de luca cucina and bar. The taxi's number is 07228077167. Anything else? Sentence9: Found it! It is located in the north and it is cheap. Would you like to make a reservation? Sentence10: Thanks. What was the address for Worth House? Sentence11: warkworth terrace is the address, anything else? Sentence12: Thank you, please contact us again if you'd like additional assistance. Have a great day! Sentence13: I'm looking for a hotel named Worth House Sentence14: That is all thanks for your time. Sentence15: Is that a hotel or guesthouse? And, do they have free internet? Sentence16: I was able to book it the reference number is 3EZLDF7Q . Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User

Sentence1: Hi, I'm looking for information on the Riverboat Georgina. Could you provide me with any details? Sentence2: Yes I would like to find information on a restaurant called the Hotpot. Sentence3: Booking was successful. The table will be reserved for 15 minutes. Reference number is : V7IS3L5F . Sentence4: I want a table for 2 people at 12:30 on Saturday. Sentence5: You're welcome. Sentence6: hot Pot is an expensive chinese restaurant in the north. Would you like a reservation? Sentence7: The address for Riverboat Georgina is Cambridge passenger cruisers, jubilee house. The phone number is 01223902091. Is there anything else I can help you with? Sentence8: Thank you! Sentence9: I need the address and phone number, please. Sentence10: Would you like to know the boat's area, phone number, postcode, or address? Question: Who has spoken the sentence 6? (A) User (B) System

Answer: (A) User