Dear [Customer's Name], I hope this email finds you well. We would like to follow up on your recent order of [product or service] from our company. Unfortunately, it appears that a duplicate order was mistakenly processed for the same item(s) you initially purchased. We deeply apologize for any inconvenience this may have caused you. Our team is committed to providing excellent customer service, and we want to ensure that this issue is resolved promptly and to your satisfaction. Upon detecting the duplicate order, we took immediate action to cancel one of the orders and prevent any charges from being incurred. We have successfully canceled the duplicate order, and no payment will be processed for it. In order to rectify this situation, we kindly request your assistance in confirming the details of your original order. Please review the following information and let us know if any changes or corrections are needed: — Order number: [Order number— - Date of purchase: [Date of purchase] — Item(s) ordered: [List of items— - Quantity: [Quantity] — Total cost: [Total cost] If everything listed above is accurate, no further action is required from your end. However, if you notice any discrepancies or have any questions regarding your original order, please do not hesitate to reach out to our customer support team at [Customer support contact details]. Once again, we sincerely apologize for any inconvenience caused by the duplicate order. We value your business and take responsibility for any errors that occurred during the processing of your order. Rest assured, we are doing everything within our power to ensure that no such errors happen in the future. We appreciate your understanding and cooperation in resolving this matter. Thank you for choosing our company, and we look forward to serving you in the future. Warm regards, [Your Name] [Your Title] [Company Name]