UA 471 then DL 1347 at Atlanta
Washington → Atlanta → Little Rock
Timetable, Atlanta time
14:36UA 471 from Washington at the gate
12:30DL 1347 to Little Rock leaves the gate
21 h 54 apart on the timetable, overnight
DL 1347 leaves 21 h 54 after UA 471 arrives on the timetable: more than half a day, so not a connection we count.