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. Mention following things in your mail: Sample Reply: Thank you so much for offering me the job.Learn more about the new career opportunity system. If you have any questions or concerns, please feel free to contact us. To create an applicant account, go to Career Pages website and click on the Sign In tab, and then Don't have an account? A sample letter offering a job contingent upon the results of a background check or other criteria.