You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Stephanie Hernandez. Owing an emergency, I want to cancel my reservation. Can you help me for that?

ASSISTANT: Sure, will you please give me a moment?

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, there is no reservation found under your name.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, have a great day.

USER: Welcome.