What should flight attendants do regarding dietary restrictions and allergies?

The correct course of action for flight attendants concerning dietary restrictions and allergies is to document and communicate any passenger restrictions to the kitchen staff. This ensures that the specific needs of passengers are acknowledged and catered to appropriately. By doing so, flight attendants can help to prevent allergic reactions and ensure that passengers receive meals that conform to their dietary preferences or restrictions, such as vegetarian, vegan, gluten-free, or other dietary needs.

Effective communication with the kitchen staff is essential in maintaining passenger safety and satisfaction. It allows for the adequate preparation of meals that take into account individual health concerns, which is a fundamental part of a flight attendant's responsibility in ensuring passenger well-being during the flight. This proactive approach not only demonstrates concern for passenger health but also highlights the importance of customer service in the airline industry.

In contrast, the other options would not follow best practices for safety and service in aviation. Options that involve ignoring requests or only informing the pilot do not adequately address the need for specialized meal preparation, while consulting with neighboring passengers does not pertain to the dietary needs of the individual in question. Thus, documenting and communicating restrictions correctly aligns with the protocols and expectations of flight attendant duties.