You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Myself Dennis Green. I want to cancel my recent reservation due to some health issues, can you help me in that?

ASSISTANT: Sure, Please standby.

USER: Thank you. I will wait for your response.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name to cancel.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.