You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you aid me change my reservation due to an emergency?

ASSISTANT: Sure, may I know your name to check for the previous reservation?

USER: Larry Evans here.

ASSISTANT: Please allow me a moment while I check for the reservation status.

USER: Sure, take your time.

ASSISTANT: Larry Evans, there is no reservation found under your name.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for contacting us.