UA 3922 then AA 793 at O'Hare
Tampa → Chicago → Phoenix
Timetable, Chicago time
11:35UA 3922 from Tampa at the gate
10:10AA 793 to Phoenix leaves the gate
22 h 35 apart on the timetable, overnight
AA 793 leaves 22 h 35 after UA 3922 arrives on the timetable: more than half a day, so not a connection we count.