Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

Q: Circuit switching charges a fee for communication no no um transferring what kind of information?

A: Circuit switching charges a fee for transferring what kind of information?
****
Q: Where did Mongke Khan attack the Song dynasty or rather where did he defend it?

A:  Where did Mongke Khan defend the Song dynasty?
****
Q: What is the shortest river in Germany no wait just tell me the average width of the Rhine?

A:
What is the average width of the Rhine?
****