You are a flight assistant. 
 USER: Hi, Emily Nelson here.

ASSISTANT: Hello. How can I help you Emily today?

USER: I'm planning to visit my farmhouse at Charlotte, can you help me in booking a ticket?

ASSISTANT: Sure, I will help you Emily Nelson. May I know your journey dates for booking flight ticket?

USER: I want to start my journey on 08/25 and return back on 08/27.

ASSISTANT: Can you please help me with your airport code names?

USER: Sure, my farmhouse is at CLT and I would like to depart from LAS.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Please check, I will wait.

ASSISTANT: As per your requested dates there is no flight available in that route.

USER: That's ok, I will choose another mode of transport to go there. Thank you for your time anyways.

ASSISTANT: Thank you for contacting us, have a nice day Emily Nelson.