Of course! Here's a sweet good night message you can send to your girlfriend:
"Hey [girlfriend's name],
As the day comes to a close and the stars begin to twinkle in the sky, I wanted to send you a little message to let you know how much you mean to me. Tonight, as you lay your head on the pillow, I want you to feel my love wrapping around you like a warm blanket.
You bring so much joy, happiness, and love into my life, and I am grateful for every moment we share together. As you drift off to sleep, remember that you are the last thought on my mind and the first one when I wake up.
May your dreams be filled with beautiful moments and infinite possibilities. I can't wait to wake up and see your beautiful smile again. Sleep tight, my love, and have the sweetest dreams.
Good night and sweet dreams, my darling.
With all my love,
[Your name]"