Research shows that wearing your mask, and opening the front passenger window, and the window behind the driver seat helps to reduce the spread of the novel coronavirus in your vehicle. See this NY Times article.
I want to travel from Stamford, CT (where I live) to visit family in Toronto, ON. Also in need of luggage space (I will typically travel with 2-3 large items of luggage). Happy to split costs and pay an additional fee for your troubles!