(This material is is from "Starter Spells" from Unearthed Arcana (Link:http://dnd.wizards.com/articles-tags/unearthed-arcana) This content is not official but is avaible for playtesting)
Casting Time: 1 bonus action
Duration: Concentration, up to 1 minute
You move like the wind. For the duration, your movement doesn’t provoke opportunity attacks. In addition, the first time you make a weapon attack on your turn before the spell ends, you make the attack roll with advantage, and your speed increases by 30 feet until the end of that turn.