AA 5510 then AC 7254 at Atlanta
Washington National → Atlanta → Quito
Timetable, Atlanta time
23:23AA 5510 from Washington National at the gate
23:15AC 7254 to Quito leaves the gate
23 h 52 apart on the timetable, overnight
AC 7254 leaves 23 h 52 after AA 5510 arrives on the timetable: more than half a day, so not a connection we count.