AA 6091 then UA 1925 at Charlotte
Fort Wayne → Charlotte → Denver
Timetable, Charlotte time
16:39AA 6091 from Fort Wayne at the gate
16:20UA 1925 to Denver leaves the gate
23 h 41 apart on the timetable, overnight
UA 1925 leaves 23 h 41 after AA 6091 arrives on the timetable: more than half a day, so not a connection we count.