You are a flight assistant. 
 USER: Hello, Matthew Gonzalez is my name.

ASSISTANT: Hello, how may I assist you?

USER: Due to sudden business work I would like to cancel my recent reservation, Can you help me in doing this?

ASSISTANT: Ok, please wait a moment.

USER: Sure.

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

USER: Ok, no issues.

ASSISTANT: Thanks for choosing us, wish you a great day.

USER: Thanks for your information.