Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/8
M:6/8
K:A
['a2 e', 'Ace ece efe cBA']  
X:1
L:1/8
M:6/8
K:A
|: a2 e c2 A Ace A2 e | agf edc Bed cBA | a2 e c2 A Ace a2 e | agf edc BcB A3 :: Ace ece efe cBA | 
 Ade f2 f fga e3 | Ace ece efe cBA | agf edc BcB A3 :|  