London Heathrow, one of the world's busiest airports, has made the extraordinary move of asking airlines to stop selling tickets for outbound travel this summer.
원문출처 : https://www.cnn.com/travel/article/heathrow-flight-capping-faq/index.html
원문출처 : https://www.cnn.com/travel/article/heathrow-flight-capping-faq/index.html