Northern Illinois to Milwaukee by SUV: Return Trips and One-Way Rides
https://milwaukeeflylimotravel.clearminster.com/posts/handing-over-a-milwaukee-ride-plan-when-the-booker-is-away-when-passenger-details-are-still-pending
A ride from northern Illinois up to Milwaukee can be booked the same way as a trip in the other direction. Mention the time you need to arrive rather than only the time you want to leave. Book late-evening returns before the event begins