def greet(name):
    """Greets the person called name
    followed by conversation starter.    
    <more details could go here>
    
    name: the person to greet
    Precondition: name is a string"""
    print('Hello '+name+'!')
    print('How are you?')
    
greet("Professor Lee")
greet("Professor Bracy")
greet("TA Natalie")