Passengers can modify or add plenty of travel itineraries from the booked ticket such as:
Change date & name on the reservation.
Flight reschedules or change.
Cancellation & refund request.
Book favorite meal.
Add or change inflight facilities.
Extra baggage allowances.
View & edit previous booking and many more things.
Furthermore, passengers can simply add or modify any above-presented booking itineraries using the Westjet Manage Booking option.