You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, please let me know your name to cancel your reservation?

USER: Amy Adams here.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, no reservation found on your name to cancel your reservation.

USER: No problem, Thank you.

ASSISTANT: Thanks for contacting us.