You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to reserve my ticket from OAK to ATL. Can you please help me with booking?

ASSISTANT: Sure, we are here to help you.

USER: Thank you for considering my request.

ASSISTANT: Can you help me with your travel dates?

USER: Sure, my planned travel dates are from Mar 15 to Mar 17.

ASSISTANT: May I know your depart and arrival time?

USER: My depart time should be in the evening only.

ASSISTANT: Do you need any way station in your journey?

USER: Yes, I need a way station in my journey.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Thomas Young.

ASSISTANT: Sorry to inform you that, there are no flights available with your requirements.

USER: Not an issue with this one, anyway thank you for the information.

ASSISTANT: Thank you for choosing us.