Doha is 8 hours ahead of Dallas
Best overlap: 8:00 AM to 10:00 AM in Dallas is 4:00 PM to 6:00 PM in Doha.
Target 8:00 AM to 10:00 AM in Dallas, which lands at 4:00 PM to 6:00 PM for the Doha side. Overlap is at a premium — roughly 2 hours — so claim 8:00 AM in Dallas (4:00 PM in Doha) for recurring calls and keep them on time. Seasonal note: Dallas uses daylight saving and Doha doesn't, so double-check the times in your own months — they can move by an hour.