Dear ...
RE: __(name of position)__
I am writing in response to the ad that you had in the __(name of newspaper)__ dated __(date)__ for the position of __(name position)__.
I am applying for this position in hopes to start a new career. With my previous experience in the __(type)__ industry and this position having many similarities, I believe that my skills would be a nice fit. I learn very quickly and am willing to obtain any necessary courses to do a competent job for you. I take direction very well, I work well with others and I am also able to work independently.
Thank you in advance for taking the time to review my enclosed résumé and I look forward to meeting with you in person. You may reach me at ___phone #___ during the day or ___phone #___ evenings.
Sincerely,
__(your name)__
Enclosure: Résumé