You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Samantha Garcia, can you help me to book a flight ticket from PHX to AUS?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Ok, my travel dates are 12/04 and 12/06.

ASSISTANT: Ok, please hold on for a moment.

USER: Take your own time.

ASSISTANT: Sorry to say, no flights were found on your route.

USER: That's ok, not a problem. Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.