“…Wen et al (2009) and Wen and Yeh (2010), for example, explored airline positioning using 18 service quality variables categorized as onboard amenity (e.g., comfort and spaciousness of seats, cleanliness on board), ground service (e.g., convenience of reservation and ticketing, queues at the check-in counter), flight safety and corporate image (e.g., flight safety record, customer complaint handling), and travel cost and time (e.g., price, convenience of flight schedule) and this study adds seat choice flexibility, reservation flexibility and accuracy, aircraft type, and dealing with lost or damaged luggage.…”