Yes, Ma'am

Here's a little conversation Sam and I had at dinner tonight:

Sam: Is Zak a man?
Mom: No, he's a little boy.
Sam: Am I a man?
Mom: No, you're a little boy too.
Sam: Are you a man?
Mom: No, I'm not a man. What am I?
Sam: You're a ma'am.

You can't make this stuff up!