[Name of sender]
[Designation of the respective person]
[Name of addressee]
Subject: letter to apologize for rescheduling
This letter is to inform you that I [mention your name] the [mention your designation in the company] from [mention the name of the company or the organization] would like to apologize to [mention the name of the person to whom you are apologizing] from [mention the name of the company or the organization of the person to whom you are apologizing] because of the cancellation of the cancellation of our decided meeting. Due to some reason we are rescheduling this event [mention date and time] as we are not to conduct it on the decided date and time. We apologize to inform you this in short notice.
We would like to apologize for rescheduling the event and the inconvenience that you have faced. We will take care about it in future and will try to not to repeat it again. Kindly, look into the matter and understand our situation. The new scheduled date have been enclosed with this letter please find the attachment for your reference. We hope you will support our inconvenience.
For further queries you can reach to our management department at [mention phone number] or directly through an email [mention email address].
[Name of the sender]