F9 4548 then DL 2563 at Atlanta
Los Angeles → Atlanta → West Palm Beach
Timetable, Atlanta time
08:06F9 4548 from Los Angeles at the gate
20:45DL 2563 to West Palm Beach leaves the gate
12 h 39 apart on the timetable
DL 2563 leaves 12 h 39 after F9 4548 arrives on the timetable: more than half a day, so not a connection we count.