You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: My name is Jacob Miller. I would like to visit Phoenix. Can you help me for booking a flight ticket from ATL to PHX?

ASSISTANT: Sure, I can assist you and can you please mention your travelling dates?

USER: My travelling dates are Aug 09 and Aug 11.

ASSISTANT: Do you have any other specifications?

USER: I need a direct flight in my journey.

ASSISTANT: Please allow me a moment. Sorry for the trouble, there is no flight obtained on your journey dates to book a flight ticket.

USER: That's ok, thank you for checking.

ASSISTANT: You are most welcome and thank you for reaching us.