This is Armadillo, USA

 is a mission in Red Dead Redemption.

Story
As you approach Bonnie McFarland's house, she will ask you to take her into town, being Armadillo. A rather easy mission, which consists of you taking the reigns of a coach and escorting her to Armadillo.

Walkthrough
Not hard figure this one out, just take the position of driver on the stage coach and drive Bonnie to Armadillo, following the route on your map. Don't exhaust the horses, or you will be riding a lot slower than what you can. Staying on the road will make it a faster and smoother ride. When you get to Armadillo, Bonnie will give you money to purchase medicine from the doctor. After you buy the medicine, she will leave to go back to her ranch, saying that if you wanted an easy ride back to take a stage coach taxi.