Dear Sir,
I would like to assure you that I am the best choice for this job offer for many reasons.
Firstly, I have a Bachelor's Degree as a programmer.
Secondly, I have constantly been working in word processing.
Thirdly, I am very motivated to take on this job in order to give you the best service as I always do since I got in this business.
Feel free to contact me as soon as possible.
Best Regards.