Original sentence: American Airlines Boston, Chicago-O'Hare, Dallas/Fort Worth, Fort Myers [seasonal; begins November 21], Las Vegas [ends November 19], Los Angeles, Miami, New York-LaGuardia, Orlando, San Diego [ends November 19], San Francisco, Seattle/Tacoma, Washington-Reagan
Edited sentence: American Airlines Boston, Chicago-O'Hare, Dallas/Fort Worth, Fort Myers [seasonal], Las Vegas [ends November 19], Los Angeles, Miami, New York-LaGuardia, Orlando, San Diego [ends November 19], San Francisco, Seattle/Tacoma, Washington-Reagan