Originally Posted by TTT
When searching together RDU-ATL-LAX DL512/DL263 04/06/06 SkyChoice is only available. However, searching RDU-ATL and ATL-LAX and selecting both DL512 and DL263 seperately, they appear as SkySaver, and can be booked as SkySaver. No need to panic yet, I think the OP mis-heard or the agent mis-spoke.
No, the reason it works is because you are using ATL as a stopover. If you wanted a real stopover somewhere else or wanted an open jaw, it would fail because RDU-LAX via ATL is not available thanks to the stupid journey control.