“fill out this form”
Fill out means to enter information in a form. It is common in American English; British English also often uses fill in. Here the form is on a tablet.
A2-51 / CEFR A2 / EPISODE 51
Signing up for a language course
SceneAt a language school's reception. Tina applies on a tablet, with Frank accompanying her.

WORDS & CONTEXT
Fill out means to enter information in a form. It is common in American English; British English also often uses fill in. Here the form is on a tablet.
This means the fee for applying. It is the charge for submitting an application to the course, separate from the full tuition for the classes. The fifty dollars in this conversation is the application fee; the tuition is not mentioned.
Is it okay to ...? means "Is it all right to ...?", and as it is means unchanged. Frank does not decide on his own how to handle the birthplace entry; he checks with the receptionist whether the passport can be submitted as it is for this application.
Student from ... means a student who comes from somewhere, and our first student from ... means the school's first student from that place. After saying the documents are acceptable for this application, the receptionist is mildly surprised by the unusual birthplace. The punchline is that the procedure goes on completely normally, but the place of origin is anything but. She refers to Tina.