You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carolyn Young.

ASSISTANT: How may I help you?

USER: I am planning to visit Central Park at Austin, could you please help me with booking a flight ticket?

ASSISTANT: Sure Young, please provide me your respective airport codes.

USER: My source is MCO and destination is AUS.

ASSISTANT: May I know your journey dates please?

USER: My travelling dates are 01/03 to 01/05.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: Young, there are no flights available at this moment.

USER: No issue, thank you for your time.

ASSISTANT: Thank you for choosing us, have a good day.