Trying to stitch together an award ticket - - keep getting . . .
"We're sorry. One or more of the flights you selected just sold out. Please search again to view and select alternate flights."
Oh, yes, this is
TOP NOTCH IT!!! 
When I rinse and repeat, the same flights are offered again. I select them and I continue to get . . .
"We're sorry. One or more of the flights you selected just sold out. Please search again to view and select alternate flights."
If it's sold out when I click on it, why is it still offered again, and again, and again!!!