They might be a ticketing agent, an office clerk, or a scalper.
a ticket seller derrr
a dummy
travel agent
Box office clerk
conductor
Ticket seller.
A ticket vendor is a person who sells tickets -.-
You would call it a ticket office or a ticket broker.
An author is a person who writes and sells books.
The person who sells drink is known as sellsmen
baker
One of the major ticket companies that sells Columbus Blue Jackets tickets is ticketmaster. Also a person could visit Stubhub to obtain tickets to one of their games.
A person who sells books is commonly referred to as a bookseller or a book vendor.
You call a person who sells flowers a (Florist)