DL 343 then DL 1637 at Atlanta
Washington National → Atlanta → Wichita
Timetable, Atlanta time
09:55DL 343 from Washington National at the gate
09:15DL 1637 to Wichita leaves the gate
23 h 20 apart on the timetable, overnight
DL 1637 leaves 23 h 20 after DL 343 arrives on the timetable: more than half a day, so not a connection we count.