How do I upgrade my seat? Seating requests and upgrades are not handled by Giamso Tours and the flight operator should be contacted directly. Was this article helpful? Can't find what you're looking for? Inquiry Form Related articles Do I have to confirm my flight booking? What should I do if I miss my flight? Which airport terminal is my departure/arrival flight? How can I select seats for my flight? How do I check my itinerary on Jetstar website?