The collapse of iconic British travel operator Thomas Cook has thrown the travel plans of thousands of customers into chaos.Minutes after the tour operator filed for liquidation early Monday, holiday makers took to Twitter and social media platforms to vent their anger and seek help over nixed holidays and flights.Layton Roche, of Bolton, UK, tweeted he and his bride-to-be were packed and ready to get on a plane to the Greek island of Kos to celebrate their wedding. He implored Thomas Cook to…