You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my reservation, can you please help me with this?

ASSISTANT: Sure, I can help you with that. May I know your good name please?

USER: I am Matthew Garcia.

ASSISTANT: Ok, please wait while I'll check your reservation status.

USER: Sure, I will wait.

ASSISTANT: Matthew Garcia, there is no active reservation found under your name to do cancellation.

USER: It's ok, thank you.

ASSISTANT: Thank you for choosing us, have a nice day.