You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Nancy Scott. I am planning to visit Atlanta, will you help me in booking the flight ticket from OAK to ATL?

ASSISTANT: Sure, please provide your trip dates.

USER: My preferable journey dates are Apr 02 and Apr 04.

ASSISTANT: Ok, please wait a minute.

USER: I need a flight with single connection.

ASSISTANT: Sorry Nancy, there is no flights available on these dates.

USER: Ok, not an issue. Thank you for you information.

ASSISTANT: Most welcome.