Sir please check my design #28389987 and feedback please. Thank you.

Looking forward to your valuable feedback, Thank you!

Dear Honorable Sir,

Have a great day.

possible feedback on my design #28392871 would be much-appreciated .

I hope you'll love my concept.

Please don't be hesitate to ask for revision if you need any changes.
Looking forward to your valuable feedback.

Regards.

(In case if you don't like my concept, Just let me know I'll go with a different approach)