system
surprised: My boyfriend came home from his trip early. I wasn't expecting him for another two days. I was excited to see him.
gpt
My boyfriend came home from his trip two days early! 
gpt
Yay! Do you guys have free time to spend together now?
gpt
Yes. I'm very excited since I haven't seen him in two weeks.
gpt
That sounds great, you should make him dinner to surprise him back!