messages: The increased costs also reflect the growth in passenger traffic which required additional screening hours as well as negotiated wage increases for screening officers as a result of collective bargaining. 2.
  translate this to french, now.
messages: user
messages: Ils reflètent également l'augmentation du nombre de passagers, ce qui a nécessité des heures supplémentaires de contrôle ainsi qu'une augmentation des salaires à la suite de négociations collectives.
messages: assistant