You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, can you share your name to proceed further?

USER: Joseph Taylor here.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Sorry, no reservation found on your name in our portal to cancel it.

USER: Thank you for the help.

ASSISTANT: Thank you for contacting us.