AA 2687 then AA 3740 at DFW
San Diego → Dallas-Fort Worth → Acapulco
Timetable, Dallas-Fort Worth time
15:40AA 2687 from San Diego at the gate
09:45AA 3740 to Acapulco leaves the gate
18 h 05 apart on the timetable, overnight
AA 3740 leaves 18 h 05 after AA 2687 arrives on the timetable: more than half a day, so not a connection we count.