[<reference> choose language]-> [<input> Choose language] [Choose language]-> [<choice> 1. English] [1. English]-> yes [change language to English] [change language to English]-> [<reference> complete] [1. English]-> no [<choice> 2. Kiswahili] [2. Kiswahili]-> yes [change language to Swahili] [change language to Swahili]-> [<label> complete] [2. Kiswahili]-> no [<reference> exit invalid menu option]