You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Raymond Johnson.

ASSISTANT: How may I assist you?

USER: I would like to travel within California from OAK to LAX airports. Can you help me in booking a ticket corresponding to the airports?

ASSISTANT: May I know your travel dates please?

USER: My preferred journey dates are 10/06 and 10/08.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Raymond, no flights has been found on your journey dates.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for choosing us.