Pls help with my speech

I got elected as a house captain

I have to give a 1 min speech to convince 10th,9th and 8th graders to vote for me. The problem is that there r 5-6 people who were elected and there r 2 girls in which one had a cousin brother who was our house captain last year and the other is literally friends with everyone. I have no chance but i atleast want to get decent amount of votes. Idk what speech i should give. Pls help

Also alot of people will use chatgpt. Idk just wanted to tell this