Im 22 years old from portugal peaked top 8 challenger on season 4, held top 1 rank 5v5 spot for over 3 months playing top lane, boosting and duoq'ing for over a year playing every role having 90%~ in over 7000 games playing every tier.
The coaching session dependings on the hours bought would be the following:
-Answering every question you have.
-Checking runes / masteries and making sure your setup is the right one.
-Review of a replay from your POV ( you have to record it yourself not with lolreplay )
-Review of what we learned and in what we need to focus to improve
-Answering every questions you may have.
Of course im always open to your suggestions.