Leave application to attend cousin's marriage?

Subject: Leave Application for Cousin's Marriage

Dear [Manager's Name],

I am writing to formally request leave from [start date] to [end date] to attend my cousin's wedding. This is a significant family event, and my presence is important. I will ensure that all my responsibilities are managed before my leave and will be available for any urgent matters via email.

Thank you for your understanding.

Sincerely,
[Your Name]
[Your Position]