Dear client
I am submitting a proposal for this job due to my experience and expertise in mathematics and stats. I have my five years of experience in it and have the skills to carry this task. Also, the reviews of my clients on my profile will let you know how happy they are with me, and I will not take much in return. If you provide me with an opportunity to work for you, I will not disappoint.
Sincerely
Noman Khan