C section question

Hardy
I had my son 16 months ago how long does it take to get prego with baby #2 for some of u women...(mind you im a big girl) & docs told ne i could never have kids well i have one & want another one & baby # 2 will have a different daddy than my first one...im hoping for baby # 2 before the end of this yr or before im 30 lol....HELP ME