You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: My name is Carolyn King. I want to cancel my reservation as I am sick and cannot go to the trip, can you please help?

ASSISTANT: Sure, please wait for few minutes.

USER: Sure.

ASSISTANT: There is no recent reservation found on your name in our records.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.