You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at this moment?

USER: I want to cancel my recent reservation due to health issue, can you please help me with that?

ASSISTANT: I am here to help you in cancellation of your reservation.

USER: Thank you.

ASSISTANT: Can you please let me know your name for checking the reservation status under your name?

USER: My name is Brandon Harris.

ASSISTANT: Please be on hold for sometime to check the reservation status.

USER: Sure.

ASSISTANT: I apologise to say this Brandon Harris, there is no active reservation under your name in our booking list.

USER: No problem, thank you.

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