AA 3916 then AA 2120 at DFW
Brownsville → Dallas-Fort Worth → San Francisco
Timetable, Dallas-Fort Worth time
07:36AA 3916 from Brownsville at the gate
07:02AA 2120 to San Francisco leaves the gate
23 h 26 apart on the timetable, overnight
AA 2120 leaves 23 h 26 after AA 3916 arrives on the timetable: more than half a day, so not a connection we count.