Using YITH Composite Products for WooCommerce you can create products made of several components and allow users to choose the components from products of your shop catalogue.
The integration between the two plugins allows you to add a composite product to the quote and ask for a price estimate to the site admin: the quote will include all the products selected as components.
No specific setting is needed, just make sure you have installed and activated the premium version of both plugins.
The composite product with all selected items in My account:
The composite product with all selected items in the quote details:
To learn more about all the features and settings of YITH Composite Products, please, refer to the official plugin documentation here.