You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Joshua Moore. I want to cancel my recent reservation, due to some health issues. Can you please help me out?

ASSISTANT: Sure, please wait a minute.

USER: Ok, I will wait.

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

USER: No issues. Thank you for your information.

ASSISTANT: Most welcome.