The name's McCree.

Well, it's high noon somewhere in the world.

Time to ride off into the sunset.

Don't like shootin' a lady. But for you, I'll make an exception.

Believe me, I-I'd get wanting to wear the armour and all, but followin' the old man around must be nothin' but trouble.

Always was a good shot, but I got a few pointers from the best. That'd be your mother.

You can say more lines if you wish! Whether that be improv, or just more lines.
I'd prefer it if you had your audition be 30-60 seconds long, but it's up to you!