Originally Posted by
lax2010
I was able to call and did GPU upgrade within the 24-hour window. May be hang up and call again?
Agreed.
I've booked flights within the 24 hour before and there is no way to apply a GPU/RPU without calling (that I know of).
Originally Posted by
lax2010
For me R was available though so may be that is the difference!
If there is no space, the agent should still be able to put the parents on the upgrade list. OP's parents might not clear but the agent should be able to add them.