You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you at this moment?

USER: I am Sharon Anderson, I need a direct flight for my journey to SEA from LGA. Can you please help me to book a flight ticket?

ASSISTANT: Sure, I will help you with that. Can you please mention your preferable travel dates for booking flight ticket?

USER: Thank you, my preferable travel dates are 09/16 and 09/18.

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

USER: Ok, have your time.

ASSISTANT: Sorry no direct flights available in this route as per your requested dates.

USER: Not an issue, I will go with another resources to reach my destination. Anyway thank you for the help.

ASSISTANT: You are welcome.