You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Can you please help me to book a flight ticket from ATL to SFO?

ASSISTANT: Sure, we are ecstatic to help you. Can you please forward your journey dates that you wish to travel?

USER: My travelling dates are Mar 25 to Mar 27.

ASSISTANT: Do you prefer any lay by in between journey?

USER: I prefer a lay by in between my journey.

ASSISTANT: May I know your good name please?

USER: I am Shirley Martin.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I want to return in the morning.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: No problem, thank you.

ASSISTANT: Thanks for approaching us, wish you a nice day.