When someone introduce you to a friend they would usually say:
Voici (Vwasse) - Meaning "This is"
Je Vous Presente (Zhu Voo presongt) - Literally translates to I you present or in our Language "I present you."
Quel est votre reponse? (What is your reply?)
Enchante/Enchantee (Ong zhan teh) - Literally translates to delighted or enchanted or "Delighted to meet you."
Example:
Friend 1: Ingrid, Je vous presente Stephen.
Ingrid: Enchante.
Others:
Mon Ami (Mo Nami) - My friend (Male)
Mon Amie (Mo Namie) - My friend (Female)
Example: Je vous presente mon amie, Ingrid.