Yeah. Lets have it be a simple outline of sorts. 
Name, Age, Trainer Class, Physical Description, Personality, Background, and Pokémon. 
Does that sound okay? That way we can be as detailed as need be or whatever. 

Also, for the meeting spot, I feel like the city of Rustboro would be a good place for an event to happen. It's the first gym and kinda big and stuff. So there is a valid reason they would be there.