[ti:] [ar:] [al:] [00:00.00]As forecasters say that [00:01.47]a cloud of volcanic dust spreading from Iceland across Europe [00:05.45]show some signs of moving, [00:06.82]officials have expressed hope that [00:08.75]up to half of all flights across Europe [00:10.64]could operate on Monday. [00:11.80]The European Transport Commissioner [00:13.84] and Spanish minister for Europe [00:15.62]were speaking after talks with the air traffic agency, Eurocontrol. [00:18.88]Warren Bull reports. [00:20.30]After adopting a cautious approach up till now, [00:23.40]the airline industry has increasingly pushed [00:25.90]the European authorities to end the flight restrictions [00:28.81]which have caused travel chaos in Europe and beyond. [00:31.65]Several airlines, including KLM and Lufthansa, [00:34.65]have expressed anger that the decision [00:36.64]to ground flights appears to have been taken solely [00:38.82]on the basis of the computer simulation. [00:41.26]They say they've carried out their own test flights [00:44.17]and reported no problems. [00:45.34]Conscious of a need to show strong leadership [00:47.89]over the air travel crisis, [00:49.31]European Union transport ministers are expected [00:52.21]to hold an emergency video conference on Monday.