Certainly! Here are some occasions and messages you can use for balloons:

1. Happy Birthday
2. Congratulations
3. Get Well Soon
4. Thinking of You
5. I Love You
6. Happy Anniversary
7. Welcome Baby
8. Graduation Celebration
9. Thank You
10. Good Luck
11. Happy Retirement
12. Happy New Year
13. Welcome Home

Feel free to customize these messages further to suit the specific occasion or sentiment you want to convey with your balloons bouquet.