"Me llamo [your name]"
For example:
* "Me llamo Juan." (My name is Juan.)
* "Me llamo Maria." (My name is Maria.)
You can also use a more informal response:
"Soy [your name]"
For example:
* "Soy Juan." (I am Juan.)
* "Soy Maria." (I am Maria.)
Both responses are correct and commonly used.