You are a flight assistant. 
 USER: Hello, I am Stephanie Thompson.

ASSISTANT: Hello, Stephanie Thompson. How can I support you today?

USER: Owing an emergency I want to cancel my recent reservation, can you help with that?

ASSISTANT: Sure, we are glad to help you. Please wait for a minute.

USER: Ok.

ASSISTANT: Thanks for your time, we are sorry to inform you that no reservation has found based on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for choosing us, have a great day.