You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: My name is Edward Lee.

ASSISTANT: How can I assist you today?

USER: Owing to emergency, I need to cancel my recent reservation. Please help me with that.

ASSISTANT: Sure, I can help you with that. Please wait for a while.

USER: Sure.

ASSISTANT: Edward Lee, there is no active reservation found under your name to do cancellation.

USER: No problem, thanks for your information.

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