Hello,
I can help you with this project. Please give me more details.
I’m very interested in this project, and I find it to be easy.
I will give my best so that you will be satisfied with my work.
My work will be done in 4 days (or less/in the same day if it will be possible).
I'm sure that we will work great together, and I can't wait to work on your project! :)
Thank you for this opportunity.