Lucky #7

I was really looking forward to my first United First flight sittting at the front. After 4 delays and missing my connecting flight from Chicago to Toronto, I was stringed along for 7 hours and 5 more delays as my 9:20 turned to 10:50 - 12:15 1:30 2:30 am flight cancelled at 11:35 and a 2:20 flight to Newark rebooked but not a First seat, no one at the counter and then when I asked was denied the seat I’d paid for even though the app and the plan clearly showed it was available. I asked the flight attendant and she was really grumpy and not helpful at all and didn’t even register what I was tr