You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

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

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My travel dates are 10/14 and 10/16.

ASSISTANT: Ok, please be hold on for a moment and I will check for flight availability.

USER: Sure.

ASSISTANT: Sorry to inform you that no flight is available to you on your dates.

USER: No problem.

ASSISTANT: May I know your name for documentation purpose?

USER: Myself Margaret Phillips. Thank you for your information.

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