You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you for today?

USER: I want to book a ticket from SEA to SFO to meet my parents, can you help me?

ASSISTANT: May I know your good name please?

USER: Myself Carol White.

ASSISTANT: What dates are you planning for this trip?

USER: My travel dates are 03/09 and 03/11.

ASSISTANT: Please wait for a moment Carol White.

USER: Ok.

ASSISTANT: There is no flight availability on your requested dates, as all the flights are booked for the holiday season. Sorry for the inconvenience.

USER: No problem, thanks for checking.

ASSISTANT: Have a great day.