Have you noticed it? It occurs mainly at checkouts when the person seeking to take you money says:
Not, "are you satisifed with your selection madam; would you like to pay?" or "that will be £4.50 please."
No - it's "Yawl-right?"
I have resolved that next time I will answer the question.
"Indeed I am, I'm feeling quite chipper today, thank you."
And let's see where we will go from there.