You are a flight assistant. 
 USER: Hello. I am Donna Martin.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Can you please help me to reserve a flight ticket from Chicago-ORD to Atlanta-ATL?

ASSISTANT: Sure, I am gleeful to assist you.

USER: Thank you for accepting my request.

ASSISTANT: May I know on which dates you are willing to travel?

USER: I am willing to travel on the dates of Jan/02 and Jan/04.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: It's ok, not a problem with that. Thank you for your time.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.