When Asking For An Extension At School messages in a Professional tone

I’m not quite finished yet—would it be okay to have a little more time?

I want to make sure I submit something solid, not rushed.

I can provide a clear timeline if helpful.

Thanks again for your understanding.

Even a brief extension would be really helpful.

I’m still working through it—would an extra day be okay?

I want to avoid rushing and submit something solid.

I can share a specific timeline if helpful.

Thanks again for your time.

Even a brief extension would be very helpful.