How do make this logo 3D looking?

I am not good at illustrations. Client wants more of a 3D look. I created it in Illustrator.

Try illustrators new 3D tools
with the inflate you may get the right look

Thanks @adinacahn I will try that. Why is it turning gray?

prob from lighting, you can work with the settings inside, of touch up the color in psd

do you want to send me the ai file?

Thank you so much!! I will email you