F9 4702 then DL 1930 at Atlanta
Austin → Atlanta → Memphis
Timetable, Atlanta time
19:10F9 4702 from Austin at the gate
16:43DL 1930 to Memphis leaves the gate
21 h 33 apart on the timetable, overnight
DL 1930 leaves 21 h 33 after F9 4702 arrives on the timetable: more than half a day, so not a connection we count.