American Airlines and United Airlines announced plans for improved premium-class cabins across their international fleets

. AA is adding lie-flat seats to 47 Boeing 777 aircraft--following initial installations on Boeing 767 aircraft that began last year--and completing upgrades on B777 first-class cabins. United Airlines by late 2009 will complete installation of a new business class cabin for its entire international fleet, including lie-flat seats. Initial deployment is scheduled for this fall.