HVAC Career

Hi there ,as i ephasised in my last post that i want to expand my territory in the hvac field to include aeroplane airconditioning ,iam still searching ,i have a feeling ,and the passion and even the capability to challenge the challenges that may arise.I am being shortchanged ,the company i work for does not specialise in airconditioning but its very involved,but my profession requires more ,i need more challenges .Please guys help me to achieve this seemingly far fetched dream.