You are a flight assistant. 
 USER: Hello, I am Ryan Roberts.

ASSISTANT: Hello. How may I help you Ryan Roberts?

USER: I want to book a ticket from SEA on 04/27 for an conference. Can you please help me in that?

ASSISTANT: Sure, I can help you with that. May I know where you want to travel?

USER: I want to move to AUS and my return will be on 04/29.

ASSISTANT: Ok, please wait a while I will check and revert you.

USER: Sure.

ASSISTANT: Thanks for waiting. We are sorry to inform you that we did not find any flights on that particular locations due to some abnormal weather conditions.

USER: Ok, No issues. Thank you for your information.

ASSISTANT: Thanks for contacting us, we look forward to hear from you.