Unable to progress in "my little chocobo"

ISP: Bell

Type: DSL

Speed: 10 M/s

Date/Time: Dec 3 2013, 2PM Eastern

Character Name: Foreverken Kingkong

Race: Miqo'te

World: Sargatanas

Class/Level: Acn 32

Area: Ul'dah - Steps of Nald 8X Y9

Solo

NPC: Swift (Flame Commander)

Monster: None

In- Game time: midday?

Steps:
Main story line quest Lv20. when i'm join the Grand Company of Immortal Flames .Could not interact with NPC Swift to progress the quest "my little chocobo" Can't buy the Chocobo Certificate from the Quartermaster.
And my first Grand Company quest is Shadows Uncast (Immortal Flames) and the quest is lock. so the quest "my little chocobo" is disappear.
it 's mess up, please fix it.