Conductress
/kənˈdʌktrəs/
Definition 1 of 2
Pro Tip 1/3Transport Role
Refers to women in transport roles, mainly historical as this term is less common now. 
In the past, a conductress would often greet passengers boarding the bus.
Pro Tip 2/3Gender-Specific
Used specifically for women; 'conductor' is the gender-neutral term used today. 
My grandmother worked as a conductress before the title was phased out.
Pro Tip 3/3Bus and Tram Focus
Mainly associated with buses and trams, not commonly used for other transportation like trains. 
She was a conductress on the city trams for thirty years.