You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Due to emergency I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Your good name please?

USER: Donald Jackson.

ASSISTANT: Please, standby.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found on your name to cancel.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.