Originally Posted by
diddy71
my grandma is flying in somewhere and id like to be there at the gate to help her through the airport so i planned to buy a refundable ticket go through security get here and then cancel it when im done
Not an excellent idea; though it has been done, it is against AA Conditions of Carriage. If repeated, can be risky.
Should be easier to secure a gate pass to escort your frail elderly, disabled relative or unaccompanied minor to the gate.