You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Matthew Turner here.

ASSISTANT: How may I help you?

USER: Can you please help me in cancelling my reservation?

ASSISTANT: Ok, please wait a minute. I will check and let you know.

USER: Ok.

ASSISTANT: There is no reservation found with your name.

USER: No issues, thank you for the help.

ASSISTANT: Most welcome.