You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What service that you are looking from our agency?

USER: I am a police officer and there is a meeting which is going to be held at Charlotte but suddenly there is an issues which is going in my home town, so I have to change my ticket reservation. Can you please help me in changing my flight ticket booking?

ASSISTANT: Sure, I am gleeful to help you with that.

USER: Thank you for considering my request.

ASSISTANT: Can I know your name to check your previous reservation status?

USER: Sure, I have reserved the ticket previously on my name Jerry Edwards.

ASSISTANT: Ok, please be on hold to check.

USER: Sure, I will wait for your response.

ASSISTANT: We regret to inform you that, there is no reservation on your name in our records.

USER: No issues with that one, I think it is not confirmed properly while I was booking. Thank you for your immediate response and providing your information.

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

USER: You are most welcome.