DISCLAIMER: MY WORDS ARE NOT MEANT TO BE RUDE. THEY ARE SUPPOSED TO BE HELPFUL.
I am just going to do some examples and tips.
#1 3rd person.
Ex: Jamie walked into the room with a sigh. "I wish I knew what to do." He said to himself.
#2 Use quotation marks when your character says something.
Ex: "Can I please have a glass of water?" Jamie asked politely.
#3 Don't spam. Nobody likes it when you continue to comment. Be patient.
I have run out of Ideas. Comment if you have anything to add.