Simplify the following text for a Grade 4 native English-speaking person.
Original: Before Annabeth leaves to go back to the front line to fight for her team , she asks Percy out to the Fourth of July Fireworks , but she quickly leaves before Percy can answer .
Simplified: Before Annabeth leaves to go back to the front line to fight for her team , she tells Percy , `` See you at the fireworks ! '' and then leaves before he can answer .