Send the following on WhatsApp
Continue to ChatDelta To Launch London Heathrow - Philadelphia https://londonairtravel.com/2014/11/24/delta-airlines-adds-to-heathrow-presence-with-launch-of-london-heathrow-philadelphia-route/
Delta To Launch London Heathrow - Philadelphia https://londonairtravel.com/2014/11/24/delta-airlines-adds-to-heathrow-presence-with-launch-of-london-heathrow-philadelphia-route/