Need your help for DB support customers’ satisfaction survey

Dear Experts,
This is not a technical question, but would yield a great output to me and for members who come across this situation.
I am a DBA of a prestigious organization, and currently I am in a position where in which I have been asked to work in few management related stuff, on this new road..! I came across a completely new situation.
I was asked to create a survey to know how our database service team’s customers are feeling about the support for SQL dbs . I have been roaming around internet to find a right template for DB support customers’ satisfaction survey, unfortunately I am not finding any L
I request you all to show me a right direction, I am sure some of you might have faced this situation; It would be great if you can help me in preparing a template.
Waiting for your help..!
Brahma