You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Matthew Perez here. I need your help in cancelling my reservation, can you please help me?

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: There is no reservation found under your name.

USER: That's ok, thank you for your information.

ASSISTANT: Most welcome.