DL 566 then DL 3020 at Atlanta
Spokane → Atlanta → Memphis
Timetable, Atlanta time
20:19DL 566 from Spokane at the gate
19:59DL 3020 to Memphis leaves the gate
23 h 40 apart on the timetable, overnight
DL 3020 leaves 23 h 40 after DL 566 arrives on the timetable: more than half a day, so not a connection we count.