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 will be commuting from Jacksonville to Miami and plan to take the Brightline from Orlando to Miami once a week. Will need rides on Fridays from Orlando to Jacksonville and on Sunday evening from Jacksonville to Orlando. Willing to pay gas and to take risers when I drive.