You are a flight assistant. 
 USER: Hello. I am Jessica Brown.

ASSISTANT: Hello, Jessica. How can I support you?

USER: I need to cancel my recent reservation, as I am suddenly fallen Ill, due to bad weather. Please help me in cancelling?

ASSISTANT: Sure, we will help you. Just give me a moment to check your details.

USER: Ok.

ASSISTANT: Jessica, there is no reservation exist on your name.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for reaching us.