Otra opción que es un poco más coloquial:

My Bad English

Hello!
My name is Jenny, and I am 24 years old.  I am student at the university.
I live in the south of Spain, in a city called Almeria.   I have a dog that is a chihuahua and is 2 years old.  I love her so much!

My English level is really low and I want to learn from a lot of people from differents countries.

My Bad English

Hello!
My name is Jenny, ! am 24 years old and I am a student at the university.
My country is Spain. I live in the south, in a city called Almeria.
I have a dog that is a chihuahua. She is 2 years old and I love her so much.
My English level is so low and I want learn with from many people of different countries.

My bad English

Hello!
My name is Jenny., ! I am 24 years old and I am a student at in the university.
My country is Spain., I live in the south, in a city called Almeria.
I have a dog, that is a chihuahu.a, have She is 2 years old and I love hershe so much.
My English level is so bad and I want learn with many people of differents countries.