You are a flight assistant. 
 USER: Hi. I am Paul Parker.

ASSISTANT: Hello, how may I help you?

USER: Due to health issues, I just want to cancel my recent reservation. Can you please help me?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your given name.

USER: Ok, no worries at all.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your information.