You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you right now?

USER: Could you please make me a plane reservation in economy class?

ASSISTANT: Sure, I will help you that. Can you please provide your preferable dates of travelling?

USER: I will start on July 3rd and return on July 5th.

ASSISTANT: Ok, may I know your nearest airport codes for booking?

USER: My origin is AUS and destination is ATL.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need 1 stop over.

ASSISTANT: At what time would you like to departure and return?

USER: I need to return in the afternoon.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: May I know your name to book the flight ticket?

USER: I am Daniel King.

ASSISTANT: Please wait a moment to check the flights.

USER: sure.

ASSISTANT: I am sorry to inform you that, none of the airlines is providing a flight on your travel dates and locations to book a flight ticket.

USER: That's Ok, thanks for the information.

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