Dear Ms. Gray: I am writing to formally accept your job offer and tell you once again how pleased I am to be coming to work at Orange Center. Employment Offer Letter (Massachusetts).Download the Document. A sample letter offering a job contingent upon the results of a background check or other criteria. Mention following things in your mail: Sample Reply: Thank you so much for offering me the job. Job Offer Acceptance Email Write a concise subject line. Dear : As we discussed on the telephone, in my office, , on , we are extending to you an offer of employment as . 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. Once you accept the offer, your orientation with the HR team will begin. This reaffirms your commitment to the role and ensures that both parties are on the same page regarding the terms of employment. 3.