You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, may I know your name?

USER: I am Amy Adams.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Thank for waiting, there is no active reservation found on your name in our data base.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for reaching us.