Congratulation, Dr. Kamo!
You don't have to camo (-uflage) !
Express your delight !
Then reserve your flight (to get back home) !

押韻のため英語テキトウですけど意味は通じるかな！

一瞬「カモ、ハイクやめるってよ」と誤解させるところがにくいですね！