Definition: Generate an appropriate title for the given text. The generated title must be short and include the main topic of the text. The preferred titles are under fifteen words.
Input: The Prospect union members and the Scottish government-owned airports operator have been in a long-running dispute over pay. The controllers are continuing a work-to-rule and no further strike action has been proposed at this stage. Hial said it was disappointed by the controllers' decision. Further discussions are planned. A work-to-rule has been in place since April. In July, the travel plans of thousands of passengers were disrupted by 24-hour strikes at Inverness, Sumburgh, Kirkwall, Dundee, Stornoway and Benbecula airports. The six airports were also closed by a strike in May.

New pay offer in air traffic controller dispute rejected