You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Joshua King.

ASSISTANT: How may I assist you at this moment?

USER: I am looking for a flight from LAX to SEA, can you help me in booking the flight ticket?

ASSISTANT: Sure, I am happy to help you with that. May I know your preferable travel dates for booking flight ticket?

USER: Sure, my planned travel dates are 06/26 and 06/28.

ASSISTANT: Please hold on a moment, I will check flight availability in this route.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry for the inconvenience no flights are available in this route as per your requested dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.