You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: I am Matthew Walker from Austin. Can you please help me in flight ticket booking process from AUS to SEA?

ASSISTANT: Sure, May I know the journey dates?

USER: Thank you for your positive response, I want to take off on Feb 29 and please confirm my return ticket also on Mar 02.

ASSISTANT: Please wait a minute.

USER: Ok, take your time.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for availing us.