Hello, can you tell me about Kolkata? 
 Sure, Kolkata is the capital of the Indian state of West Bengal. This makes it the third largest city in India. 
 What do you know about the transport? 
 I know that Kolkata has four long distance railway stations, which are connected to West Bengal and other major cities in India. 
 Cool, tell me more. 
 Sure, Kolkata was called Calcutta including its suburbs, this makes it the third largest city of India, also makes it the worlds 8th largest metropolitan city. 
 I knew the name sounded familiar. What do you know about the economy there? 
 The cities fortunes improved in 1990 after its liberation, And this economic policy was enacted by the West Bengal government. 
 Do you know how they make the money? 
 The city still struggles with poverty and traffic congestion, but Kolkata has grown due to economic growth. 
 Thanks for all your help. 
 You are welcome
Kolkata