Ключевые слова: accommodation, application, apply, book, booking, buy, buyer, cart, commerce, customer, ecommerce, electronic, flight, holiday, hotel, information, internet, journey, marketing, network, now, online, order, plane, promotion, register, registration, reservation, search, select, sell, seller, service, shop, store, submit, subscribe, subscription, technology, ticket, tourism, transaction, transportation, travel, virtual, web, website,