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

Sentence1: What time would you like to leave by? Sentence2: Great, I have booked you a white Honda the Contact number is 07767407244. Anything else I can help you with. Sentence3: I would like to book a taxi to hughes hall please. Sentence4: I would like to arrive by 19:00 if possible. Sentence5: I will be departing from the river bar. Sentence6: nope thats all thanks Sentence7: Where will you be departing from? Sentence8: It was my pleasure to assist you with that. Hoping you have a great day. Goodbye. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: Thank you, good bye. Sentence2: Sure. It's in the centre on Station Road. Anything else? Sentence3: The cityroomz is a 0 star hotel in the moderate price range. It is in the centre of town. Would you like me to book it for you? Sentence4: Is the cityroomz a guesthouse? That's what I'm looking for. Sentence5: Yes, can you book that for me for 5 people and 4 nights? I need it on Sunday. Sentence6: Have a wonderful time, good bye. Sentence7: You know what, the hotel will actually work for me. Can you tell me where Cityroomz is located? Sentence8: How about two night? Sentence9: No, Cityroomz is a hotel. The City Center North B&B or the El Shaddai are 0 star guesthouses. Sentence10: Sorry, that booking wasn't available. Maybe another day or a shorter stay would work? Sentence11: Could you help me find a 0 star hotel? Sentence12: That worked. Your reference number is YZMQ4JNN . Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: They are both guesthouses in the east, four star. Would you prefer the one with our without parking? Sentence2: I show two hotels in the moderate price range. Would you like more details on them? Sentence3: Great! You're booked at A and B Guest House with reference number ZE1OBRFT . May I help with anything else? Sentence4: I am sorry but Warkworth House is fully booked. May I look for another hotel for you in the east area? Sentence5: Yes thank you and the reference number Sentence6: I have found the Warkworth House located in the East. It is 4 stars and is in the moderate price range. May I book it for you? Sentence7: I am looking for a hotel called Warkworth House. Sentence8: Can you find me another hotel in the same price range as the Warkworth House? Sentence9: Thank you that is all I need. Sentence10: Yes, please. I need a reservation for 5 nights starting Wednesday. There will be 4 people. Sentence11: Enjoy your stay Sentence12: Either is fine. I just need the reservation for Wednesday. Question: Who has spoken the sentence 11? (A) User (B) System

Answer: (B) System