You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: Thank you for calling and if you need anything else don't hesitate to call again. Enjoy your dinner and hotel stay! Sentence2: Yes book it for Saturday. 6 people, 5 nights. Sentence3: the cambridge belfry is in the west. It's a cheap 4 star hotel. Are you interested in booking a night? Sentence4: Yes, it's a luxurious place on the west side. Would you like the number, or a reservation? Sentence5: I was hoping to find a hotel that is 4 star. Sentence6: I'm looking for a place called maharajah tandoori restaurant. Do you know it? It's a restaurant. Sentence7: I don't care, just as long as it's in the moderate price range. Sentence8: Yes, I would like to make a reservation for 6 people at 19:30 this Saturday. Could I also get the reference number? Sentence9: You have 11 options. They are all guesthouses. Would you like free parking or internet at your location? Sentence10: Yes! Your all set confirmation number is QX0059LN, anything else today? Sentence11: That is all I need. Sentence12: Oh, I really prefer a hotel. Maybe you could find someplace that is cheap instead? Sentence13: You are all set, the reference number is OEX7Z2S0, can I assist with anything else today? Sentence14: What part of town are you looking at staying in? Question: Who has spoken the sentence 9? (A) User (B) System
A:
Answer: (B) System