You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you for the day?

USER: Owing to an emergency I had to request for this cancel reservation.

ASSISTANT: Sure, we are here to help you. May I know your name to check your details in our database?

USER: I am Emily Harris.

ASSISTANT: Ok, please wait a moment. I will check and get back to you with the status.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no active reservation found on your name.

USER: Thanks.

ASSISTANT: Thank you for contacting us.