Updated 13.00

The government is inviting the two sides in the Aer Lingus cabin crew roster row to attend the Labour Relations Commission.

The talks to resolve the dispute broke down on Friday evening - following three days of negotiations - between management and IMPACT officials.

The Transport Minister says he's concerned about the prospect of two further days of strike action at the airline next week.

Leo Varadkar told reporters earlier that if the dispute cannot be resolved on a bilateral basis, the parties should go to the LRC to try to broker a deal:

Earlier, IMPACT Trade Union said it was up to Aer Lingus to avert two further days of strike action by cabin crew.

IMPACT has said it is now serving notice to the airline of two days of work stoppages next week on Monday June 16th and Wednesday June 18th.

Michael Landers is IMPACT's Assistant General Secretary. He told Newstalk's Breakfast the ball is in Aer Lingus's court:

Talks last week broke down on Friday, with no resolution.