Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
Easy times to list would be anytime 1pm your time until midnight Friday, until 3:30pm Saturday, and until 6pm Sunday. If you can't do sometime in those ranges lmk and I'll see about a more detailed schedule.