booking clerk vs ticket agent

booking clerk and ticket agent both are nouns.

Word	Noun	Adjective	Verb	Adverb
booking clerk	Yes	No	No	No
ticket agent	Yes	No	No	No

As nouns, booking clerk and ticket agent are synonyms defined as:

booking clerk and ticket agent: someone who sells tickets (e.g., theater seats or travel accommodations)

booking clerk (noun)	ticket agent (noun)
someone who sells tickets (e.g., theater seats or travel accommodations)	someone who sells tickets (e.g., theater seats or travel accommodations)