system
The husband confesses to his wife that he has been secretly in love with her for years, but she fears that their friendship might be ruined. Now that they are both in love, they can spend the rest of their lives together happily.
human
I have something to tell you, and I've been waiting for so long to say this.
gpt
What is it, dear?
human
I've been in love with you for years, but I never had the courage to tell you.
gpt
Oh, my! I had no idea. I just assumed you were happy being friends.
human
I was happy being friends, but I couldn't deny my feelings any longer. I love you, and I want to spend the rest of my life with you.
gpt
I feel the same way, my darling. I've been secretly in love with you for a very long time.
human
Really? Why didn't you tell me?
gpt
I was afraid that our friendship might be ruined. But now that we're both in love with each other, we can spend the rest of our lives together happily.
human
Yes, my love, we can. And we will. 
gpt
Remember that time we went to the beach and built sandcastles with the kids?
human
Of course I remember! It was one of the best days of my life.
gpt
Well, it's going to be even better when we can make more memories like that with just the two of us.
human
You're absolutely right, darling. I can't wait to spend the rest of my life with you.