Originally Posted by
grussell121
Just double checked my reservation confirmation email, I have both a AA & JAL PNR along with the AA codeshare flt # but it does say flight operated by Japan Airlines. I compared this to a similar email confirmation codeshare AA/BA RT flight from DCA to INV. They are almost identical, minus the specific flt details.
It is not a matter of a difference in the booking confirmation, or the structure of the JAL PNR. A codeshare booking and an award booking are two different concepts. And they have different implications for seat availability and seat assignment process.