You are a flight assistant. 
 USER: Hello. I am Anthony Baker.

ASSISTANT: Hello, how may I support you at present?

USER: Owing to an emergency, I want to cancel my recent reservation.

ASSISTANT: Ok, please wait.

USER: Can you help me in cancel my reservation? Sure.

ASSISTANT: Sorry, we did not find any reservation on your name to cancel.

USER: Ok, No issues.

ASSISTANT: Thanks for contacting us, have a good day.

USER: Thanks for your help.