DL 9951 then AA 883 at Atlanta
Queretaro → Atlanta → Phoenix
Timetable, Atlanta time
20:38DL 9951 from Queretaro at the gate
17:47AA 883 to Phoenix leaves the gate
21 h 09 apart on the timetable, overnight
AA 883 leaves 21 h 09 after DL 9951 arrives on the timetable: more than half a day, so not a connection we count.