You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please cancel my reservation as I cancelled my trip due to an emergency at my place?

ASSISTANT: Sure, I am here to help you. May I know your name to proceed further?

USER: Thank you. Sure, Shirley Hill here.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, There was no reservation found on your given name.

USER: Oh, may be I am searching at wrong place. Thank you for your time.

ASSISTANT: Thank you for choosing us.