Emily: I'm so tired...
Brad: You've been working 10 hours straight, no wonder you feel tired. 
Emily: I need to get some rest. Time for a pause. 
Brad: Good idea. 
Emily: I think I'll go to bed, get some sleep. 
Brad: What time do you need to get up tomorrow?
Emily: Around 8:00. I have a client at 9:30. 
Brad: Good night then!
Emily: Good night!
Emily is tired, because she worked a lot. She goes to sleep. She wakes up at 8 am, as she has a meeting at 9:30.