Your dream involving the USS Kitty Hawk and your grandmother can be interpreted in several ways, reflecting both your subconscious feelings and experiences.

1. Connection with the Deceased: The presence of your grandmother suggests a desire for connection or guidance from your past. Conversations with deceased loved ones often symbolize unresolved feelings or a longing for comfort and support. It’s possible that you are processing grief or cherishing fond memories.
2. The USS Kitty Hawk: This aircraft carrier represents strength, stability, and a journey through life. Being on the flight deck indicates you are in a position of observation and control over your life’s direction. The ship's ability to perform high-speed maneuvers and back flips without harm may symbolize your resilience and adaptability in handling life’s challenges.
3. Control and Leadership: In both dreams, your sense of control during the ship's maneuvers and the water incident signifies confidence in navigating through tumultuous situations. You may feel equipped to manage crises or changes in your life, showcasing your ability to remain calm and composed.
4. Water Symbolism: Water often represents emotions and the subconscious. The ship taking on water could symbolize emotional challenges or situations that might feel overwhelming. However, your calmness and leadership during this event reflect your confidence in handling emotional turmoil.
5. No Fear or Concern: The absence of fear or concern in both dreams indicates a positive mindset. It suggests that you feel secure in your abilities and trust yourself to face whatever comes your way.

Overall, these dreams reflect a journey of self-discovery, resilience, and the importance of connections with loved ones. They might be encouraging you to embrace your strengths and remain confident as you navigate through life’s changes.