I want to make a simple two page wordpress website

I want to create a site that does the following. The site is intended for representatives who deliver vegetables, fruits, etc. The important thing is that he enters this site and shows him the first page, which is for six of the products in the company, And what he does is he puts a check mark on the products that he put in the transport truck and then goes to the customer who ordered the vegetables and the representative opens the second page which is the sale page and shows him all the products that he has in the transport truck, Then he puts a check mark on the products with the quantity for each product that the customer ordered and on behalf of the quantity sold, it decreases from the quantity in the transport truck only this is what is required two pages