Hello, I would like to know about Chennai. 
 Sure! Chennai (formerly known as Madras) is the capital city of the Indian state of Tamil Nadu. 
 Wow. Can you tell me about the history? 
 After India gained its independence in 1947, the city became the capital of Madras State, which was renamed as Tamil Nadu in 1969 
 Wow. What else can you tell me about the history? 
 Because of Madras and its people, English ow exists in India, otherwise Hindi might have been made the sole official language in India. 
 That's interesting! What can you tell me about the economy? 
 It is known as the Cultural Capital of South India and is the third-most visited city in India by international tourists according to Euromonitor. 
 What else can you tell me about it? 
 Recent estimates of the economy of the entire Chennai Metropolitan Area range from $78.6 to $86 billion (PPP GDP) ranking it from fourth to sixth most productive metro area of India 
 Wow. Thank you so much! Have a good day! 
 You too!
Chennai