You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking my flight ticket from ATL to OAK?

ASSISTANT: Sure, can you please provide your journey dates?

USER: My planned travel dates are Sept 06-08.

ASSISTANT: Are you looking for any preferred connections?

USER: I prefer a flight with connection.

ASSISTANT: Do you have any other specifications to be met?

USER: I must depart in the afternoon.

ASSISTANT: Can I have your name to proceed?

USER: Cynthia Adams is my name.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

USER: Ok, no worries. Thank you for your service.

ASSISTANT: Thank you for opting us.