I think it is written correctly because you explained why you are going i suggest to order popcorn (Maiz)
Voy a ir al cine porque me gusta ver películas.
¿Adónde vas hoy en la nave? ¿Por qué?
MEANS
Where do you go today on the ship? Why?
your answer was Voy a ir al cine porque me gusta ver películas
which is saying I am going to the movie theater because I like to watch movies.