Hello how may I help you? Could you give me some information on different cities please? Yes, I can do that for you. What city would you like to research? Denver Colorado please. Alright, what can I find out about Denver for you? What is the tallest building in that city? The tallest building in Denver is the Republis Plaza. Do you happen to know how tall that is? It is 714 ft. tall Great, that's all I need to know, thank you! You're very welcome!