You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Owing to an emergency I had to request for this change reservation, Can you please help with that?

ASSISTANT: Sure, I am here to help you with this.

USER: Thank you for accepting my request.

ASSISTANT: Can you please provide your name to check your reservation status?

USER: Sure, My name is Edwards Brown.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Edwards Brown, there is no active reservation found under your name in our database.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for contacting us.