You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Stephanie Carter. I would like to travel from CLT to ATL, could you help me out?

ASSISTANT: Sure, I am gleeful to help you. Please share me your trip dates.

USER: My preferable dates are from 09/11 to 09/13.

ASSISTANT: Sorry Carter, I didn't find any flight in your route.

USER: That's ok. Thank you for your time.

ASSISTANT: Thank you for reaching us.