I am writing to confirm my acceptance of your employment offer on April 20 and to tell you how delighted I am to be joining XYZ Corporation in Chicago. Learn how to write a professional job offer letter acceptance mail reply with joining date with an easy format and practical samples.Need help drafting a job offer letter? Pima County Employment Application. Please read this information before completing the application. We provide seven job acceptance email templates to help you craft the perfect response, ensuring a formal acceptance of the position. Sub: Acceptance of Job Offer. As we discussed in our phone conversation yesterday, I am pleased to accept your employment offer for the Customer Service Manager position.