Dawn of Seyana

about an immortal time and space traveller named Seyana. she is 2,719 years old but looks to be 22. she has a companion thats a robot and his name is X-13. she meets a man on earth on one of her adventures. the mans name is john and hes 24. he ends up being her partner on adventures. her spaceship looks like a telephone booth on the outside but its big on the inside. Seyana is from a planet called Duniea and she can speak the language of every known being in the universe. she has a watch that she never takes off that she keeps all of her space gadgets in.