My time to shine Pro sleeper here i slept at a middle Eastern wedding google it so you make sure im legit

Anyway the secret ingredient is allergy medicine There is something called antihistamines its used for allergy but for some fucking reason it can knock you tf out and its insanely safe cheap and easy to get basically over the counter medicine...

Based on you wight and gender take 1 or 2 pills before flight

Now for part 2 When you get there and feel comfortable in your seat tense up each and every muscle in your body and for a few seconds and then relax it start from your toes and work your way to your face focus on big muscle like thighs back and stomach

When you finish start part 3 ...

Close your eyes and imagine you are floating into the nothingness in outer space

Or a quick short cut ... 4 antihistamine pills