You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I just want to cancel my recent reservation. Can you please help me with cancellation?

ASSISTANT: Sure, may I know your name for the cancellation process?

USER: Sure, my name is Jerry Evans.

ASSISTANT: Sorry, we couldn't find a reservation on your name to cancel.

USER: Ok, thank you.

ASSISTANT: Welcome, thank you for reaching us.