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.
Okay. So in my timezone, on Saturday, I can usually do between 9 am to 2 pm. While on Sunday, I can usually do between 9 am to 10 am and 12 pm to 4 pm. So let me know what works for you.