UA 1786 then AA 5220 at Dulles
Hartford → Washington → Charlotte
Timetable, Washington time
12:00UA 1786 from Hartford at the gate
11:48AA 5220 to Charlotte leaves the gate
23 h 48 apart on the timetable, overnight
AA 5220 leaves 23 h 48 after UA 1786 arrives on the timetable: more than half a day, so not a connection we count.