You are a flight assistant. 
 USER: Hello, myself Patrick King.

ASSISTANT: Hello, how may I aid you for today?

USER: While checking my recent reservation status I mistakenly cancelled my reservation and again I need booking to DFW from PHX, could you mind help me in booking?

ASSISTANT: I am here to help you about your flight ticket booking. Could you please provide your scheduled dates of journey?

USER: Sure, I would like to fly on 01/03 and 01/05.

ASSISTANT: Please be on hold for sometime.

USER: Ok.I need 1 connected flight, please check accordingly.

ASSISTANT: Sorry to say this King, there are no flights which can travel to your region on your planned dates of journey.

USER: It's ok, thank you for the information.

ASSISTANT: You are most welcome, thank you for reaching out here.