Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/8
Q:3/8=120
M:6/8
K:A
['c A2 g a2 e f2 d', 'c (AcA) E2']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:A
 d | c2 A c2 d | f2 c A2 g | a2 e f2 d | cec B2 e | c2 A c2 d | e2 c A2 g | a2 e f2 d | c3 A2 :: 
 c | (AcA) E2 c | (AcA) E2 d | c2 e f2 d | c3 B2 c | (AcA)"^?" E2 c | (AcA) E2 d | c2 e f2 d | 
 c3 A2 :|  