You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of help you are looking from my end?

USER: Owing to an emergency I have request you to cancel my reservation. Can you please help me out with that?

ASSISTANT: I am here to help you in cancellation of your reservation. Can you please let me know your name for checking the reservation status with your name?

USER: Thank you for accepting my request, I have reserved it on the name of Joseph White.

ASSISTANT: Please be on wait for sometime to check the status with your name.

USER: Sure, take your time.

ASSISTANT: I regret to say this Joseph White, I am not able to find any of the active reservation under your name in our booking list.

USER: Oh! I think it was cancelled by my cousin. Anyway, thank you for checking.

ASSISTANT: You are welcome, thank you for reaching us. Hope you have a nice day ahead.