You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Please book a ticket from OAK to AUS to attend Cultural festival.

ASSISTANT: Sure, may I know your planned trip dates?

USER: My journey dates are Jan 2 and Jan 4.

ASSISTANT: Do you have any connection limit?

USER: I want single connected flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: Sure, I am Ruth Mitchell.

ASSISTANT: There are no flights found on your specified travel dates.

USER: Ok, Thank you.

ASSISTANT: Thank you for availing us.