I have checked your project requirements, and I am interested in working with you.
Please send me the link of the application which needs beautification. I assure you that I can complete the task within the day after discussing the requirements.
You can have a look at my Profile, Work History, Feedbacks, and Portfolio. I assure you that I will do my best to deliver your project on-time with high-quality.
My bid amount is negotiable as per our discussion and after checking the application.
Dear Hiring Manager
Wish you a very good day