When you pay for your ticket at a kiosk, the screen will ask if you are a senior. If you have problems, there is usually someone to assist; or ask someone buying a ticket for help.
Does Canadian law afford you any protection? Your parents card is Canadian issued and charged by an American company. You may have some sort of leverage there.
Best of luck to you and yours.
When I took WP&YRR in 2021, they had all of the passengers swap sides of the rail car so that everyone got to sit on the scenic side of the car. At that time, we couldn't go into Canada due to Covid restrictions.
Absolutely NOT a delay boarding.
It goes like this:
Me: Could you tell me my muster location?
Security: Yes sir! It is the Crown Grill.
Me: Thank you.
It would take less time to give you that information than it did to read this.
It is listed with your photo on their device screens.
I had heard the the Port of SF is doing maintenance work on all the piers to include new fenders/rubber bumpers dockside. Just lucky timing I guess that Pier 35 is down that day.