Formal:
* J'aimerais rencontrer quelqu'un d'intéressant. (I would like to meet someone interesting.) - This is a polite and neutral way to express your desire.
* Je souhaiterais faire la connaissance d'une personne intéressante. (I would like to get to know an interesting person.) - This emphasizes your desire to connect with someone on a deeper level.
Informal:
* J'ai envie de rencontrer quelqu'un de cool. (I want to meet someone cool.) - This is more casual and implies that you're looking for someone fun and engaging.
* Je cherche quelqu'un de passionnant. (I'm looking for someone passionate.) - This conveys that you're interested in someone who has strong interests and is enthusiastic about life.
Other options:
* J'aimerais rencontrer quelqu'un qui partage mes passions. (I would like to meet someone who shares my passions.) - This emphasizes your desire to connect with someone who has similar interests.
* Je rêve de rencontrer quelqu'un d'exceptionnel. (I dream of meeting someone exceptional.) - This is a more romantic and idealistic way to express your desire.
Ultimately, the best way to say it depends on the context and your desired tone.