You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: Can you please help me to cancel my reservation due to some health issues?

ASSISTANT: Sure, I will help you with that. Can you please provide your name to check your previous reservation?

USER: Sure, my name is Jessica Carter.

ASSISTANT: Please be on hold to check.

USER: Sure.

ASSISTANT: We regret to inform you that, there is no reservation found on your name in our reservation list.

USER: No issues, thank you.

ASSISTANT: Thank you for approaching us, have a great day.