Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: No, thank you. That's all I need. Sentence2: Ok, booking you three nights for 6 people starting Friday. Sentence3: Yes, I've got a group of six and we want to stay for three nights starting on Friday. Sentence4: The Cambridge Butterfly is not open then, shall I try another? Sentence5: Yes please find another hotel in the same price range for me. Sentence6: I would like a hotel that offers free parking. Sentence7: Thank you. Don't hesitate to call again and enjoy your stay. Sentence8: I'm looking for an economy hotel in the west. Sentence9: Thank you and have a great day. Sentence10: Thank you, I will just need a reference number for the booking. Sentence11: You have a good day too Sentence12: The Cambridge Belfry meets that criteria. Would like to me to help you book a reservation? Sentence13: I have you booked into the Finches Bed and Breakfast. Your reference number is C12WFP62 . Is there anything else I can do for your today? Sentence14: There is 1 guesthouse and 1 hotel in the cheap price range. Which would you prefer? Question: Who has spoken the sentence 3? (A) User (B) System
A:
Answer: (B) System