You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I want to cancel my reservation due to some personal work at home, so please help me.

ASSISTANT: Sure, please provide your name to cancel the reservation.

USER: Sure, I am Matthew Wright.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

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

USER: No worries, thanks for your effort.

ASSISTANT: Thank you for reaching us.