Sure! Here's a simple, 120-word self-introduction in the form of a dialogue in English:
A: Hi! What's your name?
B: Hello! My name is Alex.
A: Nice to meet you, Alex. Where are you from?
B: I'm from New York City.
A: That's cool! How old are you?
B: I'm 16 years old.
A: What do you enjoy doing?
B: I love playing soccer and reading books.
A: Do you have any hobbies?
B: Yes, I enjoy drawing and listening to music.
A: What's your favorite subject in school?
B: I like math and science.
A: Great! It was nice talking to you.
B: Same here! Hope we meet again.
Let me know if you'd like me to tailor this dialogue to a specific context or add more details!