Dear Manager,
I believe I have the qualifications to successfully fulfill your requirements and I am confident that my current skills provide me with the capability to successfully perform this job because I have worked in the field of data entry for the past four years and bring with me the experienced needed to do this job with efficiency. I am highly skilled in operating an alphabetical and numerical keypunch machine, verifying data and performing clerical task in the data processing function. I believe that you will find me well qualified for this job. Waiting for your sound and soothing reply. Thank you for considering my proposal and I look forward to hear from you soon.