​Southwest  Airlines allows booking for others, and you can reach ☎️+ 1 (888)-775-6670 to verify the process. On alaskaair.com, enter the traveler’s full name, date of birth, and contact info as the passenger, while using your payment method—credit card or miles. Alternatively, call to provide their details to a representative. Southwest  Airlines ensures flexibility—call ☎️+ 1 (888)-775-6670 for help ensuring accuracy with their ID requirements. Confirm the booking and share the itinerary—call Southwest  Airlines at ☎️+ 1 (888)-775-6670 for additional guidance or to finalize the reservation.