He Went Away For a 9 Nights

I don't know what i going to do as he will went away for a 9 nights for a cruise and i think i need to find some other routine to makes me to think about him all the time and i am really going to miss him, well i already knows it's going to happens anyway i just still not ready for it so there is i am feeling sad and worried about everything and i don't know what i going to do while he went away and i don't know how to deal and handle it