You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me to cancel my reservation due to emergency?

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

USER: Robert Adams here.

ASSISTANT: Thank you, please hold for a while.

USER: Ok.

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

USER: No issue. Thank you.

ASSISTANT: Welcome, thank you for reaching us.