(ShareCast News) - Thousands of tourists were stranded at the resort town of Sharm El-Sheikh after the government asked that all flights departing from the UK to and from the holiday destination be delayed until British aviation experts could assess the security arrangements at the Egyptian airport.On Wednesday, Downing Street said the 31 October crash of Metrojet flight 9268 in the Sinai peninsula may have been the result of a terrorist attack.As of Thursday, easyJet was still awaiting clearance to resume flights and saw itself forced to cancel four flights from London and another from Milan.Thomas Cook cancelled all services through 12 November and said 1,700 of its customers were trapped at Sharm El-Sheikh.David Cameron, who was set to meet the country´s president Abdel-Fattah El-Sisi in London, on Thursday, said he would discuss those security concerns.On Thursday, the Netherlands joined in warning its travellers to avoid the Sinai.On Wednesday, Lufthansa also suspended flights to Sharm El-Sheikh."We don't know for certain it was a terrorist bomb. The reason we've acted is because of intelligence and information that we've had that it was more likely than not that it was a terrorist bomb."It's the right thing to do to suspend these flights," Cameron told the BBC.