You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I serve you?

USER: Owing to a emergency I want to cancel my recent reservation. Will you help me in cancellation of my reservation?

ASSISTANT: Sure, may I know your good name please?

USER: I am Kimberly Martin.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Ok, Thank you.

ASSISTANT: Thank you.