Originally Posted by
highfarfast
While you're right about once you get a confirmed seat you're not getting bumped, good luck getting that confirmed seat. I was given instructions to book A12 with the HIGO command in FOS. VERY rarely got a confirmed seat in advance. Almost always standby. Got very tired of people telling me about my 'positive space privileges' that I never had.
It sounds to me like you forgot to check-in. You can get denied boarding with any code other than A1 if you don't check in.
Otherwise, when you do check in it will assign you an available economy seat and hold it for you.