You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: Owing to have an emergency, I need your help to cancel my reservation with the name of Anthony Thompson.

ASSISTANT: Sure, please wait for a while I will get back to you.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: No problem. Thank you for your response.

ASSISTANT: Thank you for reaching us.