I want to buye a online order wordpress theme for Human digital services.

Hello! I want to create a remove background services website. On this website, clients check my price and order me.
So What do I need?
I want a WordPress theme or website that clients can check my services and can order me. After that in that order, I need to delivery. They need to payment and get their digital product work.

What rheme or wordpess website I need to buy?

You don’t even need a theme. You can just use default WordPress Theme with WooCommerce