You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Do you need any help from my side?

USER: I'm Stephanie Carter, planning to extend my business at Charlotte, can you please book me a ticket from Atlanta?

ASSISTANT: Sure, I will help you with booking, may I know your travelling dates?

USER: I am planning to start my journey on 09/09 and would like to return from Charlotte on 09/11.

ASSISTANT: Ok, can you please share your travelling airport codes?

USER: My nearest source airport code is ATL and nearest destination airport code is CLT.

ASSISTANT: Sorry for the inconvenience, no flights as per your details.

USER: Ok, not an issue. I will find any alternate for this trip.

ASSISTANT: Thank you for reaching us.

USER: Thank you for providing information.