Most airlines are offering reschedules/rebooks without charge. So everyone, check with your airline. This is from the SW website
Customers who are holding reservations on Tuesday, September 5, thru Sunday, September 17, and want to alter their travel plans may rebook in the original class of service or travel standby (within 14 days of their original date of travel between the original city-pairs and in accordance with our accommodation procedures) without paying any additional charge.
Customers who are holding reservations on Tuesday, September 5, thru Sunday, September 17, and want to alter their travel plans may rebook in the original class of service or travel standby (within 14 days of their original date of travel between the original city-pairs and in accordance with our accommodation procedures) without paying any additional charge.