I need a digital advert made

Hello!

I need a digital advert made for my trail running business. The specifications are as follows:

Digital Ad Specifications
Dimensions
728x90
728 pixels wide x 90 pixels tall

468x60
468 pixels wide x 60 pixels tall

300x250
300 pixels wide x 250 pixels tall

Acceptable formats
.jpg, .gif, third party tags*

File size
~40-50k

I would like to hire someone who can show me examples of their past work and can turn this around within the next 5 days.

Thank you!