Person A: How are you?
Person B: Good. How are you?
Person A: Good!
The two will then walk away and move on with their lives. I've always hated this shallow but typical American formality. As an immigrant kid, I would just shrug and say "okay", and not ask the question back. I would rather tell someone how I really am, and visa versa. But then that would be awkward to attempt since most of these interactions are with mere acquaintances. I have finally grown to accept it and join in with society.