Answer:
Asking: Hello? Who is this, and how may I help you?
Who: Who.
Asking: You.
Who: Who.
Asking: I said "You"!
Who: I am Who! Who are you?!
Asking: I am Asking.
Who: I know you were asking, but I already answered your question. I am Who, so do answer my question. Who are you?
Asking: Asking is speaking.
Who: Asking is more of a question. Anyways, who again did you say you were?
Asking: Asking!
Who: Who's asking-? Well, I am asking.
Asking: No, I am asking.
Who: I'm asking you!
Asking: My name is not You, I'm Asking.
Who, sighs: I give up...
[Who ends the call.]