Creating a quote
1.Go to Transaction -> Sales -> Prepare Quotes
2.In the Quote creation page enter the mandatory field

3.Adding one item and give the location , then save the quote page.
4.New quote is created.
How to convert the quote into sales order in NetSuite
1.In the Quote page there is an option for converting it into sales order like this

2.Click on the tab, the corresponding sales order of the quote will be generated.