Hello!
How are you?
Yes, you.
I'm acknowledging your presence

Hello!
How's your day?
Is it as good as mine?
Yes, you.
I'm acknowledging your existence

Hello!
What are you doing?
Yes, you.
I'm acknowledging your actions

Hello!
Yes, you
I'm really talking to you
I want you to know
that even though we don't know each other
I appreciate you
and everything you do.
So, keep up the gopd work
'till we see each other