It must be cheaper compared to the waiting time, f...

It must be cheaper compared to the waiting time, flying time and the possibility to have no tandem flight with an experienced instructor.

response to the owner:
You didn't find my name in the system because I have a second one that I use in public which I don't put in my email accounts..that simple. I would strongly suggest you to make it worth the money and at least add more flight time so customers can appreciate such memories.