system
surprised: My boyfriend came home from his trip two days early. I was very excited to see him.
gpt
My boyfriend came home from his trip two days early! 
gpt
What a nice surprise! Did something happen or did he miss you!?
gpt
His business trip wrapped up a few days earlier than planned.
gpt
I see.I bet you and him are happy to be able to spend a little time together. 