Помогите, пожалуйста, написать письмо на английском языке

Question

you are going on a hiking tour in the Carpathians. You need to buy some equipment advertised in the Internet shop. Write a letter of at least 100 words asking for information. Use the plan below: 
Para 1:greeting;the purpose of your writing(and mention where you saw the ad). 
Para 2:give information about equipment you need;how many items you would like to buy. 
Para 3:ask the most important details you are interested in. 
Para 4:ask what kind of payment is available;closing remarks;your signature.

Жанна Блохина · Accepted Answer

И близко не эксперт по горному туризму, поэтому, скорее всего, написал злой бред, но что-то в таком духе 
 
Dear Sir/Madame 
My name is Nastia Glinchenko. I am going to make a hiking tour in the Carpathians for two weeks in winter. I have seen yours shop ad in "Aviso". 
I need the following items: 
1. ski suit 2 items. 
2. backpack 2 items (volume at least 50 liters) 
3. ski glasses 2 items 
4. primus 2 items 
5. alcohol 5 liters 
6 Carpathians military large-scale maps 2 items 
7. Compass 2 items 
8. GPS 2 items 
9. primus fuel 
 
I would like to ask you to send me approximate cost for this equipment and inform me what kind of payment is available in your shop. 
 With best regards, Nastia Glinchenko