Originally Posted by
MSPeconomist
I'm surprised the first agent or supervisor didn't insert comments on the PNR or cancel the reservation so that the OP would have been prevented from checking in elsewhere. I suspect that a supervisor would also be able to flag the PNR/ticket to prevent boarding.
a US Air gate agent did that to me/my son back in 2009. Refused to check him in. So we took the non-carryon toiletries from his carry-on sized bag, and sent him to the gate solo...the BP was rejected bc she cancelled it in the system (as we learned when I demanded a refund later).