Complex sentence: However, the airline was mindful of the then impending and current reconstruction of El Dorado International Airport which contemplates demolishing the Puente Aéreo along with the main terminal and old cargo buildings to be replaced with a new mega terminal.
Split into simpler sentences: However, the airline was mindful of the the impending and current renovations of El Dorado. One possible plane will be demolishing the Puente Aéreo Terminal, Main terminal and old cargo buildings which will e replaced with a new mega terminal.