Southwest looks to continue momentum with schedule extension

Southwest Airlines Co. has extended its flight schedule into early 2023 as the carrier continues to restore its network and ramp up service. The schedule extension announced Thursday enables customers to book flights through Jan. 4, 2023, and comes as Dallas-based Southwest looks to continue its momentum as it proceeds through a busy summer travel season. Southwest raised its revenue projection for the second quarter last month, citing an acceleration in bookings and strength in load factors. "Summer…