system
surprised: My son showed up at our door one day. He is in the Army and stationed in different state.
human
My son showed up at our door unexpectedly one day. He is in the Army and stationed in California!
gpt
wow, that must have been a surprise and a joy for you
human
Yes! I was so surprised! And happy
gpt
i can imagine it. no matter how old and grown your son gets, he will always be your little boy