Voice clips

I would like to make 1minute and.30 second length quick introduction clip to introduce one singer this will be made with 3 video clips 20 second each and  30 second of script I will provide the video clips and content for the voice over you will pick up appropriate language to introduce her can you give me estimated cost for that (plese nore this is not for any TV/Radio advertising this video clip to for send with invitetion to to the invited guest for her introduction for non commercial event