Dear Madame/Sir,
I have submitted my designs.
I know you are busy but, would you mind to give me your feedback?
Please tell me if I am on the right track.
Thank you
Best regards,
Coco

Hi Coco!
Yes I will right now! I'm so sorry, I just read your message. I will give you feedback right now. Thank you so much for your designs:)

Hello Great Designers!
Please check my updated brief, there has been some slight changes. Thank you so much for your art, time and effort.

feedback would be appreciated,
thanks