Is there a penalty to cancel a Expediaflight?

You can cancel any flight within 24 hours of booking for a full refund +1-8̲0̲0̲-̲2̲1̲1̲-̲5̲0̲3̲2̲or +1-8̲0̲0̲-̲2̲1̲1̲-̲5̲0̲3̲2̲UK),