As an account assistant, you can demonstrate your value and potential to the account manager or director, as well as to the clients, by being proactive, reliable, flexible, curious, and respectful. Being proactive means taking initiative and showing enthusiasm in taking on new challenges, learning new skills, and seeking feedback and improvement. It is important to deliver your work on time and with quality, follow through on your commitments, and be accountable for your actions and results. As an account assistant you should also be open to change and feedback, willing to adjust and accommodate different needs and preferences, and ready to handle unexpected situations or requests. Furthermore, it is essential to be interested in the industry, market, and trends, as well as the clients' goals and challenges. Finally, respect and value the diversity of opinions of others while communicating with courtesy and professionalism in order to build trust and rapport with the clients and the team.