It's important to note that "allez" is the second person plural form of the verb "aller" (to go), meaning you would use it when talking to multiple people (e.g., "Allez chercher du pain!" - Go get some bread!).
Here is the complete conjugation of "aller" in the present tense:
* Je vais - I go
* Tu vas - You go
* Il/Elle/On va - He/She/One goes
* Nous allons - We go
* Vous allez - You go (plural)
* Ils/Elles vont - They go