Audio Tutorial by Native English Speaker for a Mobile App

We are looking for a native English speaker to record an audio according to the script and video given. The same will be used for instructing players on how to play our game. This work will not take more than 30 min of your time if you could do it properly in the first attempt itself. Interested candidates may send a test voice clip which says " Hi my name is ...... (your name) today I am going to tell you about a simple card game which is ......(any game). based on the quality of the voice clip we will chose the candidate. Yes we might choose multiple candidates both male and female can apply. Please be reminded that we are only looking for native English speaker for this job. If everything goes well will select you for other projects as well. Thanks