You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: Sure, can you share your name for checking?

USER: Brian Wilson here.

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

USER: Not an issue, I will find the other alternative for my travel.

ASSISTANT: Thank you for reaching us.