Exactly!
She was unprofessional and sounds like she has a severe attitude problem. So this bag thinks it's ok to snigger at you because at one point you claimed tax credits? Maybe she should have to claim them for a while to focus her mind. If I spoke to customers like that, I'd be out on my ..... I am paid to be friendly to them - end of story - it is part of what I am paid for - PAID FOR - in capitals so the likes of her and those who would defend her can get it.