DL 961 then AA 2579 at DFW
Atlanta → Dallas-Fort Worth → Denver
Timetable, Dallas-Fort Worth time
11:16DL 961 from Atlanta at the gate
11:11AA 2579 to Denver leaves the gate
23 h 55 apart on the timetable, overnight
AA 2579 leaves 23 h 55 after DL 961 arrives on the timetable: more than half a day, so not a connection we count.