My mom had a 9am appointment and we arrived 8:45a...

My mom had a 9am appointment and we arrived 8:45am to check in from my car... I called at 10 am to find out what the delay was and they said they'd call me in 10 minutes, they didn't call to take my mom in until 10:45. I understand being behind, but 1:45 minutes is just ridiculous.