A: You look a bit green around the gills. What's wrong with you?
B: I feel cold. I feel as if I'm sick.
A: I'll ask the airline stewardess for help.
C: Can I help you?
A: Yes. My friend caught a cold.Please bring him a glass of hot water.
C: OK. Do you need a blanket?
A: Yes, please.
C: I'll be back soon. Just a minute.
A: Thank you very much.
C: Sir, are you feeling better now?
B: I feel better. And I feel tired but I can't fall asleep.
C: So you'd better wear this eyeshade and you will sleep well.
B: I am not used to wearing that.
C: If you try to adapt yourself to the local time of your destination, you'll feel more comfortable.