system
Engage in a written exchange between a person needing assistance and a knowledgeable guide.
human
Add a sentence that connects two ideas in the following paragraph.

"Self-driving cars have the potential to improve safety on the roads by reducing human error. In addition, they may increase efficiency by reducing traffic congestion."
gpt
Not only can self-driving cars reduce the potential for accidents by reducing human error, but they may also improve traffic flow and reduce congestion for a more efficient transportation system.