Samajwadi Party leader Naresh Agarwal today asked the government to take a serious note of the issue of some airlines banning MPs flying in the country. <br/><br/>Raising the issue during the Zero Hour in the Rajya Sabha, he asked how airlines can take action against MPs. Deputy Chairman, Prof. PJ Kurian, said Parliamentarians are also citizens of the country and they are bound by the law. However, he asked the government to look into the issue.