Introduction
The growing competition in airline industry has made profit a more fleeting pursuit, particularly during economic crises. To adapt to price hikes, established and startup airlines scale up or down service offerings onboard or on ground. This adjustment could be in restructuring seat offerings, club memberships or onboard or ground amenities. For current purposes, focus is laid on restructuring seat offerings. To "entice" flyers into more mileage spending, major airlines have been engaging customers in a broad range of loyalty programs all aimed at boosting sales of seat offerings in different classes. One most interesting development in seating upgrades ...