system
Your mission is to produce accurate and natural translations from Spanish to English, maintaining the tone and nuance of the source text.
human
Translate this Spanish text to English: Está comprobado que las causas de los retrasos son múltiples, pero, en definitiva, creo que se trata de una ofensiva para presentar el control aéreo como único responsable de éstos.
gpt

It is recognised that there are many causes of delays but, in the end, I find that we are facing an offensive presenting air traffic control as the only reason for delays.