You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what help are you seeking from our agency?

USER: Owing to an emergency, I want to cancel my reservation. Can you please help me with that?

ASSISTANT: Oh! That's sad to know. Please mention your good name to check with your existing reservation status.

USER: I am Jason Young.

ASSISTANT: Can you please wait for a minute so, I can check with your previous reservation status?

USER: Ok.

ASSISTANT: Jason Young, I am very apologetic to inform you this news, but there is no active reservation found by your name in our agency database.

USER: Ok, no problem.

ASSISTANT: Thank you for connecting with our services.

USER: Thank you.

ASSISTANT: Have a nice day ahead.