You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Karen Edwards here.

ASSISTANT: Karen, how may I help you?

USER: In the month of October, I want to go Atlanta ATL. So, please can you check a flight from  CLT?

ASSISTANT: Sure, may I know on which dates you want to travel?

USER: My trip dates are from 10/07 to 10/09.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, no flights found on your route.

USER: It's fine. Thank you for your information.

ASSISTANT: Thank you for choosing us.