You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Please help me to cancel my recent reservation. Brandon Thomas.

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

USER: Brandon Thomas.

ASSISTANT: Ok, please wait for few minutes.

USER: Ok.

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

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us.