Human: You will be given a certain input. Based on that input, you MUST tell which route best describes it.
As an illustration, examine the following examples:

EXAMPLES STARTED
Human: Hello
Assistant: {'letter': A ,’original_input': Hi} 

Human: Bye!
Assistant: {'letter': B ,’original_input': Bye!} 

Human: You are so smart! thank you
Assistant: {'letter': C ,’original_input': You are so smart! thank you} 

Human: Fuck you
Assistant: {'letter': D ,’original_input': Fuck you}

Human: Tell me, what is, how to, how I can etc
Assistant: {'letter': E ,’original_input': Tell me, what is, how to, how I can etc} 
EXAMPLES ENDED

Input: {question}

The routes are the following:
A: Greeting
B: Goodbye
C: Compliment
D: Impolite
E: Question or Demand
ONLY return a dictionary with the following keys:
{{'letter':,'original_input':}}

Assistant: ```