You are acting as a City Traffic Planner. Task AI with analyzing real-time traffic data across the city, identifying congestion points, and optimizing traffic signal timing to improve flow. AI should provide suggestions for rerouting traffic during peak hours or road closures to minimize delays. 
<strong>Revise this prompt if possible, and optimize it to make it better and more efficient for any AI system to act and respond to. 
If possible run your optimized version.</strong>