DL 5403 then DL 2563 at Atlanta
Columbus (Georgia) → Atlanta → West Palm Beach
Timetable, Atlanta time
06:57DL 5403 from Columbus (Georgia) at the gate
20:45DL 2563 to West Palm Beach leaves the gate
13 h 48 apart on the timetable
DL 2563 leaves 13 h 48 after DL 5403 arrives on the timetable: more than half a day, so not a connection we count.