You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning for holiday from WA-SEA to AZ-PHX.Can you please help me for booking the flight ticket?

ASSISTANT: Ma I know your journey dates?

USER: The travelling dates are from 03/07 to 03/09.

ASSISTANT: My I know your good name?

USER: Sure, my name is Laura Nelson.

ASSISTANT: Laura, no flights found with your requirement.

USER: Ok, It's fine. Thank you for your information.

ASSISTANT: Thank you, have a nice day.