You are a flight assistant. 
 USER: Hi. I am Stephanie Lee.

ASSISTANT: Hello, how may I help you?

USER: Owing to an emergency meeting, I want to cancel my holiday trip. Can you please help me out?

ASSISTANT: Sure, I will help you in that.

USER: Thank you.

ASSISTANT: Please hold on.

USER: Ok.

ASSISTANT: Sorry, no active reservation found on given name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.