My orignal post was edited because i got new info. Leaving this here fr reference.

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Hmmm.... Within minutes of [orignal] posting [on March 30] I got the following message. Hope it's true.
Doesn't make up for lost scuba class, but does show some sort of intent to acknowledge error.

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Dear Mr. ILikeComfort:

Please accept our apologies for the inconveniences and disappointments following the cancellation of today's United #### from Xxxxxx to Xxxxx. .

United recognizes the importance of operating as scheduled, and we never
want to disrupt our guests' travel plans. .With safety as our primary
concern, we strive to minimize disruptions and aim to achieve the
highest level of on-time performance. .I am very sorry you encountered a
time when we were unable to make our on-time goals.

Per our conversation, as a gesture of goodwill, a separate email with an
electronic travel certificate for $### to make amends will arrive in
several days.

We are working very hard to deliver the best service in the industry
since you choose your air travel to support your personal and
professional commitments. .Of utmost importance are schedule integrity,
customer service, and professionalism. .We are committed to meeting your
expectations, and we hope you will offer us the opportunity to restore
your confidence. .

Thank you very much for traveling with United as a Premier 1K member. .
We appreciate your extensive loyalty and welcome the privilege of
serving you again. .


Regards,

Person's name
Customer Care