You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Deborah Robinson.

ASSISTANT: How may I aid you?

USER: Due to some business conference meeting, I am going to cancel my reservation. Can you please help me for this?

ASSISTANT: Sure, I am here to help you. Please hold on a moment.

USER: Sure, I will wait for your kind response.

ASSISTANT: Sorry to inform that, there are no reservation found on your given name.

USER: Not a big problem, anyway thank you very much for your kind service.

ASSISTANT: Thanks for reaching us, have a nice day.