Dear [Manager's Name], I hope this letter finds you in good health. I am writing to request an extension on my current leave of absence from [Company Name]. Due to unforeseen circumstances, I am unable to return to work on the originally agreed-upon date of [original return date]. As you may remember, I had requested a leave of absence starting from [start date] for [specific reasons, such as personal illness, family emergency, or other valid reasons]. Initially, I had planned to come back to work on [original return date]. However, I have encountered some unexpected complications during my time away and require additional leave to fully resolve these matters. The reason for requesting this extension is [explain the reason in detail]. The situation has proven to be more complex and time-consuming than initially anticipated, and I believe it is crucial for me to have more time away from work to ensure a smooth transition back into my responsibilities. I assure you that I am doing my utmost to resolve everything as quickly as possible while maintaining a high level of productivity. I understand that my extended absence may cause some inconvenience to the team, and I apologize for any disruption it may cause. Furthermore, I have taken steps to ensure that my colleagues have all the necessary information and resources to carry on with their tasks during my absence. If required, I am also available for phone calls or remotely assisting with any urgent matters that may arise. I kindly request an extension of my leave of absence for a period of [number of days or weeks]. This additional time will allow me to properly address the ongoing situation and guarantee a seamless transition back to the workplace without compromising my well-being or the quality of my work. I would be happy to provide any supporting documentation or engage in a discussion to further elaborate on my circumstances if needed. Please let me know what additional information you require. I genuinely appreciate your understanding and support during this challenging time. Thank you for your attention to this matter. I look forward to your favorable response. Should there be any update or change in my situation, I will promptly inform you. Please do not hesitate to reach out to me if you have any questions or need further clarification. Best regards, [Your Name] [Employee ID] [Contact Information]