Ключевые слова: accident, airline, airplane, airport, bad, boarding, border, business, cancel, canceled, cancellation, cancelled, change, city, closed, commercial, coronavirus, covered, covid19, crisis, departure, destination, effect, emergency, flight, fly, insurance, missing, outbreak, over, passenger, plane, policy, prevent, problems, protect, refund, schedule, sea, shutdown, stamp, status, strike, text, tourist, transport, transportation, travel, trip, virus,