What ghost did i see?

when i was little i was playing kickball with my friend in mexico in our backyard. we had an extra room in the back of the house where my great aunt lived. her and the rest of my family were in a different part of the house. when me and my friend were playing kickball the ball had went into that room at the back of the house. when i went to go get it, i saw a LADY DRESSED IN ALL BLACK. BLACK DRESS AND BLACK VALE, she was layingg on the bed and did hand motions as if telling me to come to her. i walked out of the room thinking it was maybe just my moms friend or something. then as i turned back she was gone. i dont know what ghost or spirit that was. CAN ANYONE PLEASE HELP ME IN KNOWING WHAT LADY SPIRIT OR GHOST THAT WAS? thank u