You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: I need to cancel my recent reservation due to health issues, can you please help me?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: May I know your name?

USER: Sure, my name is Frank Campbell here.

ASSISTANT: Ok, wait for a minute.

USER: Sure, I will wait.

ASSISTANT: Sorry to say that, there is reservation found on your name in our database.

USER: Please cancel it.

ASSISTANT: I have rechecked that, there is no reservation found on your name in our database.

USER: Ok, not an issue.Thank you for your information.

ASSISTANT: Thank you for reaching us.