AA 3728 then UA 2077 at DFW
Aguascalientes → Dallas-Fort Worth → Denver
Timetable, Dallas-Fort Worth time
17:01AA 3728 from Aguascalientes at the gate
16:55UA 2077 to Denver leaves the gate
23 h 54 apart on the timetable, overnight
UA 2077 leaves 23 h 54 after AA 3728 arrives on the timetable: more than half a day, so not a connection we count.