You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,. How may I serve you?

USER: My name is Angela Taylor. My business meeting was cancelled so I want to cancel my reservation. Will you help me in cancelling the reservation?

ASSISTANT: Sure, please wait for a minute I will check with your present status and revert you.

USER: Sure.

ASSISTANT: Sorry , there is no reservation found with your name.

USER: Thank you, for your service.

ASSISTANT: Thank you.