WN 212 then DL 2939 at Atlanta
Kansas City → Atlanta → Memphis
Timetable, Atlanta time
19:25WN 212 from Kansas City at the gate
18:26DL 2939 to Memphis leaves the gate
23 h 01 apart on the timetable, overnight
DL 2939 leaves 23 h 01 after WN 212 arrives on the timetable: more than half a day, so not a connection we count.