UA 568 then AA 2695 at DFW
Denver → Dallas-Fort Worth → Chattanooga
Timetable, Dallas-Fort Worth time
12:44UA 568 from Denver at the gate
12:20AA 2695 to Chattanooga leaves the gate
23 h 36 apart on the timetable, overnight
AA 2695 leaves 23 h 36 after UA 568 arrives on the timetable: more than half a day, so not a connection we count.