UA 6047 then AA 2200 at O'Hare
Pittsburgh → Chicago → Miami
Timetable, Chicago time
20:31UA 6047 from Pittsburgh at the gate
19:50AA 2200 to Miami leaves the gate
23 h 19 apart on the timetable, overnight
AA 2200 leaves 23 h 19 after UA 6047 arrives on the timetable: more than half a day, so not a connection we count.