Question: Write a value-returning function, isVowel , that returns the value true if a given character is a vowel and otherwise returns false. Use C++ language

Write a value-returning function, isVowel, that returns the value true if a given character is a vowel and otherwise returns false. Use C++ language

***Collect the user's input in the main() and pass it to the isVowel() function.

***Use Call-by-Reference (value returning function).

***Validate the user's input (allow only alphabet characters: a through z, or A through Z).

***Allow the user to repeat the program.

***Match the output below (OUTPUTS section).

***No object-oriented programming.

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OUTPUTS:

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Enter a character between a and z (or A and Z): a

a is a vowel: 1

Do you want to repeat this program? y/n > y

**********************************

Enter a character between a and z (or A and Z): E

E is a vowel: 1

Do you want to repeat this program? y/n > y

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Enter a character between a and z (or A and Z): B

B is a vowel: 0

Do you want to repeat this program? y/n > y

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Enter a character between a and z (or A and Z): @

Invalid input.

Please Enter a character between a and z (or A and Z).

Enter a character between a and z (or A and Z): b

b is a vowel: 0

Do you want to repeat this program? y/n > y

**********************************

Enter a character between a and z (or A and Z): 9

Invalid input.

Please Enter a character between a and z (or A and Z).

Enter a character between a and z (or A and Z): c

c is a vowel: 0

Do you want to repeat this program? y/n > n

**********************************

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