feedback please. thanks

I have submitted design for your requirement. if you want any changes so sent me feedback...

sir,please feedback.I am waiting.

I am sorry, I am still waiting on my upper management to provide feedback on your design. Thank you for your submission, I will get back to you within the next couple of days.

I am sorry, I am still waiting on my upper management to provide feedback on your design. Thank you for your submission, I will get back to you within the next couple of days.