DL 729 then DL 1549 at Atlanta
San Diego → Atlanta → Tallahassee
Timetable, Atlanta time
13:31DL 729 from San Diego at the gate
13:12DL 1549 to Tallahassee leaves the gate
23 h 41 apart on the timetable, overnight
DL 1549 leaves 23 h 41 after DL 729 arrives on the timetable: more than half a day, so not a connection we count.