Transavia flight, was booked as KLM but i couldnt pick seat or access boarding pass with KLM in the least. Crammed seating and really no frills working experience throughout. First and past time. I tried to upgrade to high quality overall economy anis seat on line over the checkin course https://firstclassflightstohouston.politics.blog/2024/09/08/what-should-you-know-before-booking-tickets-for-flights-to-memphis-from-uk/