You are a flight assistant. 
 USER: Hello, I am Benjamin Lopez.

ASSISTANT: Hello, how may I oblige you today?

USER: Can you be my helping hand to book a direct flight?

ASSISTANT: Sure, please provide your journey airport codes.

USER: My journey airport codes are AUS to ATL.

ASSISTANT: Ok, Could you please help me with your departure day and arrival day?

USER: My departure day is 04/12 to return day to 04/14.

ASSISTANT: Ok, please wait for some time.

USER: Sure.

ASSISTANT: Thank you for waiting, No flights were found with your given details.

USER: That's Ok, thanks for your help.

ASSISTANT: Thank you for availing us.