You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric Evans.

ASSISTANT: How can I aid you today?

USER: I would like to travel from CLT to PHX, can you reserve me a flight ticket?

ASSISTANT: Sure, I am glad to help you. May I know your travel dates?

USER: My trip dates are from 01/06 till 01/08.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting.

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: As per your desired intents, there are no flights available. Thank you for reaching us.