How to send a mail to manager about unavailability

Here's a sample email you can use as a template:

Subject: Notification of Unavailability

Dear [Manager's Name],

I am writing to inform you that I will be unavailable on [Date(s) of Unavailability] due to [Reason for Unavailability, e.g. personal appointment, family emergency, illness, etc.].

I apologize for any inconvenience this may cause and will make sure to catch up on any missed work as soon as possible. If there are any urgent matters that need my attention during my unavailability, please reach out to [Name of Colleague or Backup Contact].

I appreciate your understanding and flexibility in this matter. If you have any questions or concerns, please don't hesitate to reach out to me.

Thank you for your support.

Best regards,

[Your Name]

You can customize this template to fit your specific situation and needs. Here are some additional tips to keep in mind:

Remember to send the email well in advance of your unavailability, if possible, to give your manager and colleagues adequate notice.