You are a flight assistant. 
 USER: Hello. I am Deborah Roberts.

ASSISTANT: Hello Roberts, how can I help you today?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I am glad to help you to cancel your reservation.

USER: Ok.

ASSISTANT: Please wait a moment. Sorry, no reservation found on your name to cancel your reservation.

USER: That's ok. Anyways, thank you for your help.

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