You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Michael Phillips here. The event which I am going to attend has been cancelled, please help me in cancelling my recent reservation.

ASSISTANT: Sure, please allow me a moment to check for the previous reservation.

USER: Sure, take your time.

ASSISTANT: Michael, there is no reservation found under your name.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: You are welcome. Thank you for contacting us.