You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to cancel my recent reservation, can you please assist me in cancellation?

ASSISTANT: Can I have your name?

USER: Matthew Allen.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, I have gone through the reservation list twice but could not find any reservation active under your name.

USER: Ok, no worries at all. Thank you.

ASSISTANT: Thanks for reaching us.