Is the passage of dialogue written correctly or incorrectly?

Derek said, "This is my friend, Paul."
Nina exclaimed, "It's so nice to finally meet you! How was your trip from Minnesota?"
"It was long," offered Paul. "He was on a bus for over twelve hours," Derek claimed.

Question

Is the passage of dialogue written correctly or incorrectly? 

    Derek said, "This is my friend, Paul." 
    Nina exclaimed, "It's so nice to finally meet you! How was your trip from Minnesota?" 
    "It was long," offered Paul. "He was on a bus for over twelve hours," Derek claimed.

anonymous · Answer

i world say it is correct to me so

anonymous · Answer

thanks clay