UA 3922 then AA 3411 at O'Hare
Savannah → Chicago → Little Rock
Timetable, Chicago time
02:36UA 3922 from Savannah at the gate
17:24AA 3411 to Little Rock leaves the gate
14 h 48 apart on the timetable
AA 3411 leaves 14 h 48 after UA 3922 arrives on the timetable: more than half a day, so not a connection we count.