23, 17, 84, 6, or 114 there's plenty of GAs in this system that I've concluded just aren't cut out for a customer facing position especially in one that involves the slightest bit of stress*. If it went as you say then my guess is the guys a an arse and your age had little to do with it.
*if your first response to someone being the slightest bit upset is to call security you qualify.