List<hotel> ServiceInformationI.GetHotelsDispo(string ville, string dateDebut, string dateFin)
 {
     clsInformations infos = new clsInformations();
     return infos.getHotelsDispo(ville, UnixTimeStampToDateTime(Convert.ToDouble(dateDebut)), UnixTimeStampToDateTime(Convert.ToDouble(dateFin)));
 }
 List<string> ServiceInformationI.GetVilleArrivee(string villeDepart)
 {
     clsInformations infos = new clsInformations();
     return infos.getVillesArrivees(villeDepart);
 }
 List<vol> ServiceInformationI.GetVolsDispo(string villeDepart, string villeArrivee, string dateDebut)
 {
     clsInformations infos = new clsInformations();
     return infos.getVolsDispo(villeDepart, villeArrivee, UnixTimeStampToDateTime(Convert.ToDouble(dateDebut)));
 }
 List<string> ServiceInformationI.GetVilleDepart()
 {
     clsInformations infos = new clsInformations();
     return infos.getVillesDeparts();
 }