You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation due to some health issues. Can you help me for this one?

ASSISTANT: Sure, I will help you to cancel your reservation. Please mention your name.

USER: Sure, Kimberly Garcia here.

ASSISTANT: Sorry, no reservation found on your name to cancel your reservation.

USER: No issues, thank you for the information.

ASSISTANT: Welcome, have a nice day.