It is. It's so hard when they start calling you out for **** they wanna be right so bad when they're wrong and you have to be nice. I can't. OMFG WHAT IS THAT VOTE FOR HILLARY CLINTON 2016 **** LMAO
He sounds reasonable though... Sure, he's being annoying in some parts, but if he really does need that number to check with his provider and if all the other stores have that number right on the box, he's allowed to ask for it.
I would just leave and go to one of the stores that have that number on the box though, but that's just me being non confrontational.