You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name?

USER: As I am a police officer, convict got escaped and got an information that he is in PHX, can you please book a ticket from AUS? Myself Lisa Jones.

ASSISTANT: Can you please tell me your planning dates?

USER: I need to go on 05/25, and have to return on 05/27.

ASSISTANT: Wait a moment.

USER: Ok, find a best flight for me.

ASSISTANT: Sorry, there is no flight found with your requirement.

USER: Its's very sad moment. That's ok.

ASSISTANT: Do you have any other dates to travel?

USER: No issues. No, thank you for helping me.

ASSISTANT: Thank you for approaching us. Have a nice day.