Professor Dumbledore brings students to Cochabamba.
El profesor Dumbledore trae a los estudiantes a Cochabamba. This is probably what your teacher in class wants to hear, but many native speakers will say:
El profesor Dumbledore trae los estudiantes a Cochabamba.
Harry, Ron, and Hermoine watch concerts in the park.
Harry, Ron, y Hermoine miran conciertos en el parque.
Bolivia is fun. They are going to bring me!
Bolivia es muy divertido! Ellos van a traerme!
Or: Ellos me van a traer.
Or: Ellos van a llevarme.
Or: Ellos me van a llevar.
Remember the inverted exclamation point before the sentence when writing to turn in your final work. My computer isn't set up for a Spanish keyboard or I would have done it.
Just as there are many ways to say the same thing in English, there are many ways to express the same thought in Spanish. It depends on the country where the speaker is from, his/her level of education, and the context of the conversation.