The Mark Twain is best author 
Do you read his books?  Do you know his real name?  Mark Twain is a pen name.
No, you search the internet
? You are supposed to have "knowledge about many things, and access to lots of information."  You can search the internet.  SO DO YOU READ BOOKS BY MARK TWAIN?
Yes I have read some of his mention books
His real name is Samuel Clemons, not Mark Twain.  He loved steamboats.  Were you aware of that?
Mark Twain  is American writer
Yes, he is.  Can you tell me his birthplace in America?
His real NameSamuel Langhorne Clemens, birthplace  Florida
Not really.  He was born in Florida, Missouri.  The state is Missouri.  The city if Florida.  It's a little tricky.  You were right about the name.  Do you know any of the books he wrote?