WN 314 then DL 1328 at Atlanta
Nashville → Atlanta → Miami
Timetable, Atlanta time
19:20WN 314 from Nashville at the gate
16:33DL 1328 to Miami leaves the gate
21 h 13 apart on the timetable, overnight
DL 1328 leaves 21 h 13 after WN 314 arrives on the timetable: more than half a day, so not a connection we count.