This festival is held in May of every year, and you will be able to enjoy the beautiful displays of flowers and palms that are set up throughout the country. There is a lot of music and entertainment during this time, and you can be a part of it by watching the performances and enjoying the culture.
Explanation
There is nothing you really need to do to prepare, just enjoy it
It can be either "quería" or "quiero"
It depends on what do you want to say.
If you want to say "I wanted to go to the dance" use "quería"
If tou want to say "I want to go to the dance" use "quiero"
Good luck.