You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Richard White here.

ASSISTANT: White, how can I aid you today?

USER: Can you please help me in booking a flight ticket from MSP to AUS?

ASSISTANT: Sure, I will help you with that. Please tell us your trip dates.

USER: Sure, my trip dates are from 04/24 to 04/26.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry White, no flight is available for you on your route.

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

ASSISTANT: Thank you for opting us.