But that's pretty easy. Sorry I didn't catch that could you do it one number at a time?
"Sorry, no 54, five-four."
"You said five ... four?"
"Yes, five ... four."
Doing the thing you want people to do is actually a pretty good strategy.
Recognizing when people are employing this strategy on you and intentionally not doing the thing is good fun too.
But that's pretty easy. Sorry I didn't catch that could you do it one number at a time?