You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: Help me in booking a flight from OAK to ATL?

ASSISTANT: Can I have your journey dates?

USER: My travelling dates are Oct 22 to 24.

ASSISTANT: Do you need any connection limit?

USER: I prefer connection flight.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Sharon Martin.

ASSISTANT: There are no flights available on your required dates.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us.