You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kimberly Lee here.

ASSISTANT: How may I aid you?

USER: Owning to an emergency, I want to cancel my recent reservation. can you please help me with this?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check the records.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no reservation found on your given name.

USER: Ok, no problem. Thank you for helping me.

ASSISTANT: Thanks for reaching us, have a nice day.