You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

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

ASSISTANT: Sure, I am here to help you with that, can I know your good name to proceed further?

USER: Deborah Young here.

ASSISTANT: There is no previous reservation available under your name.

USER: Thank you for help.

ASSISTANT: Thank you for reaching us.