Complex sentence: To avoid the confusion of two Kingsman agents using the codename "Galahad", Champagne offers either Eggsy or Harry the agent title of Whiskey, but they decline and Statesman tech support Ginger Ale steps in to take the role.
Split into simpler sentences: To avoid the confusion of two Kingsman agents using the codename "Galahad", Champagne offers either Eggsy or Harry the agent title of Whiskey, but they decline. Instead, Statesman tech support agent Ginger Ale steps in to take the role.