Subject: Request to Reschedule Leave of Absence — Cancellation of Previous Approval Dear [Supervisor/Manager's Name], I am writing to formally request the cancellation of my previously approved leave of absence and seek your understanding and assistance in rescheduling it. Due to unforeseen circumstances, I am unable to take the leave as initially planned and kindly ask for your guidance and support in making alternative arrangements. I deeply apologize for any inconvenience caused by this rescheduling request. However, I believe it is essential to explain my situation in detail to help you understand the urgency and necessity of this change. [Provide a brief explanation of the situation, such as family emergency, personal health concerns, work commitments, or any other valid reason for canceling the leave.] Considering the circumstances, I kindly request your approval to reschedule my leave for a more appropriate time. I understand that this may result in inconveniences to the workflow and scheduling within the team, and I apologize for any disruption caused by my request. To mitigate any potential impact, I have taken the initiative of drafting a proposed alternate timeframe for your consideration. However, I am open to discussing and adjusting the rescheduled dates upon your feedback and availability. Proposed Rescheduled Leave Details: — Previous requested leave dates: [Initial Dates] — Requested alternate leave dates: [Proposed Alternate Dates] — Duration of rescheduled leave: [Number of Days] I assure you that I will make every effort to ensure a smooth transition during my absence and handover my responsibilities to a trusted colleague if necessary. I am willing to provide any assistance needed in terms of training or documentation to facilitate a seamless operation during my temporary absence. I sincerely hope that you understand the circumstances of my request and will consider my rescheduling proposal. Furthermore, I am available for any further discussion or clarification required and appreciate your assistance in accommodating this change. Thank you for your understanding and support in assisting me with this matter. Your guidance is invaluable, and I am confident that together we can find the best solution for the team and the organization as a whole. Looking forward to your prompt response. Yours sincerely, [Your Name] [Your Employee ID/Number] [Your Position/Department] [Contact Information: Phone Number, Email Address]