A: I have overtime next week. B: What does that mean? A: It means I'm working more hours than usual. B: What are your usual hours? A: I usually work 8 hours a day for five days. B: How about next week? A: I'm working another 8 hours on Saturday. B: But Mom was planning a party on Saturday. A: I can't make it. B: Can't you tell your boss? A: That's not how the real world works. B: I wish the world was perfect.