Hi, sir.
Glad to come across your proposal.
I am a native Japanese speaker, who have studied abroad for several years.
Though I don t want to sound conceited or boastful, on the strength of my professional achievements and extensive learning , I can confidently assure you that I am equal to your current task to be done.
Now I am all set to get down to business.
The lowest price , but nevertheless the premier service.
I would like to give you my word of honor that your task will sure be completed at the highest level under my hand.
Looking forward to your reply.
Yours Kindly.