You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am Laura Lee. I want to book a flight ticket from CA - OAK to GA - ATL, could you help me in booking a flight ticket?

ASSISTANT: Sure, kindly share your trip dates?

USER: I want to fly on 05/27 and return on 05/29.

ASSISTANT: Ok, any other requirements to met?

USER: My price limit is 200.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for opting us.