Originally Posted by
m0hamed
You could simply book mobility assistance via QF which is free.
They will look after them from check in to the gate and for boarding and disembarking.
+1 on this. The service at LAX is pretty good. The escort stays with you from check-in all the way to the gate and then on board. (If you have lounge access they will drop you at the lounge and pick you up in time for pre-boarding.)