Go to Lake Rage, defeat or capture the red Gyarados go back to mahogany town go in the the house with the weird tree you will meet lance the dragon trainer and find out that team rocket has been sending out a radio signal so you stop them and then you go to Olivine City but you can't defeat the gym leader until you go to the lighthouse and talk to her then she'll give you a task and you have to go to Cianwood City and get the medicine and while your there you can defeat Chuck.