First notebook entry: Introducing myself

Hi am a student. I learn economic.
I want to learn English because it's important for me. or because of its importance for me. not its important for me.

IELTS Writing Task 1 Practice Letter No 8, Correct it Please

You should spend about 20 minutes on this task.
Your car is hired from a company and while you are driving on holiday, you have a small accident. You will have to write a report to the company to explain it.
In your letter:
• when and where you hired it
• describe how the accident happened
• what kind of action did you take after the accident
You should write at least 150 words.

You do NOT need to write your own address. Begin your letter as follows:

Dear Sir,

I am writing to inform you that on Saturday I hired a company’s car (Toyota, Model: 2014, NO: PK111) from our regional manager of north region for the one day trip with family.
Unfortunately when we were coming back from the hilly area our accident was occurred due to the negligence of other driver, suddenly he turned his car to the right side without giving any indicator, I tried my best to safe myself but it I hit on the back of his which caused the damages of our cars headlight and his back light.
Immediately after accident I call the police who arrived in nearly five minutes, police writes their report about the incident. Police told me that we would call you if required.
Moreover I am sending you the pictures of our company’s car along with the copy of Police report for necessary action.
Hopefully you will cope with the situation intelligently.

Regards
Awais