You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my recent reservation due to bad health issues. Can you help me with that?

ASSISTANT: Sure, I am here to aid you. May I know your name?

USER: I am Stephen Campbell.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for your time, There was no reservation found on your given name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.