Dispatch
I believe the correct spelling is "dispatch".
"Mlle" is correct. No further punctuation is necessary.
The correct punctuation for "The holidays, in my opinion, are depressing."
The correct punctuation change is: "The composer had a preponderance."
The correct punctuation for "Sam is scared" is a period (Sam is scared.).
The correct punctuation for the sentence is: "Can you point me towards the elevator?"
Highway can be abbreviated to hwy. or Hwy.
The US punctuation is: Yes, if I am correct, the answer is fifty-five. (or) Yes. If I am correct, the answer is fifty-five.
It would be: Yes, we can. (or more emphatically) Yes, we can!
The punctuation for the sentence is " No, I have never been to Europe."
The correct punctuation after the word "Hi" is usually a comma. For example: "Hi, how are you?"
YES