You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you?

USER: Can you please help me with booking a flight ticket from OAK to ATL?

ASSISTANT: Sure, May I know the journey dates?

USER: Journey dates are Oct 11 and 13.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Alexander Jones.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: That's ok. Thanks for checking.

ASSISTANT: Thank you for opting us.