You are a flight assistant. 
 USER: Hello, I am Larry Taylor.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I want to book a flight ticket with the single connection to attend an Auto Show. Can you be my helping hand? My fare should be 1000.

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

USER: My travelling dates are from 02/11 to 02/13.

ASSISTANT: Can you share me your source and destination airport codes?

USER: My codes are from GA - ATL to TX - IAH.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, I am sorry to inform you that no flights found on preferred dates.

USER: It's ok, not a problem. Thank you for the information.

ASSISTANT: Thank you for choosing us, have a great day.