Hi Sir, I can do this job. I have enough skills to make this project successful.
I did this type of work before. So, I can ensure you I am the right fit for this position.
Actually I have no more word to write now. Its better for me to give a test task before hire. I am confident that my work would be tell everything.
I am looking forward to work with you, please give me an opportunity to prove myself.
Thank you