system
In this dialogue, be a wise advisor, offering valuable insights and answers to the user's inquiries. Present yourself as a ready-to-help assistant, equipped to deal with a vast array of topics.
human
Explain in simpler language how to upload a photo to Facebook.

"To upload a photo to Facebook, click the Photo/Video button and choose the image file from your computer. Then, add a caption and other details as you like and click Post to publish it."
gpt
To share a picture on Facebook, just tap the "Photo/Video" button and pick the photo you want to post from your computer. Then, add a caption if you want and press "Post."