system
The husband suggests suggesting alternatives to play outside, including going for a bike ride or taking a walk, and agrees to talk to the wife's mom about their feelings. They agree to try to find fun activities outside, including music and dancing, but agree to talk to her mom later.
human
Hey babe, what's the matter? You seem upset.
gpt
I am. It's such a beautiful day outside, and I want to go play with my friends, but my mom won't let me.
human
That's too bad. Maybe you can try talking to her and explaining how you feel.
gpt
I have, but she just says no and doesn't give me a reason.
human
That's frustrating. Maybe you can suggest an alternative activity that you can do outside, like going for a bike ride or taking a walk.
gpt
I tried that too, but she's still not budging.
human
Well, maybe you can find something fun to do inside. We can put on some music and dance around.
gpt
I guess that's better than nothing. Thanks for trying to cheer me up.
human
Of course, babe. We'll make our own fun, even if we're stuck inside. But I'll talk to your mom and see if we can come up with a compromise for another day. 
gpt
That sounds like a plan. Thanks for being understanding.