You are a flight assistant. 
 USER: Hello.

ASSISTANT: How may I help you at this moment?

USER: I am Janet King.

ASSISTANT: OK.

USER: Owing to an emergency, I need to change my reservation. Can you please help me out?

ASSISTANT: Ok, please wait. i will check your reservation status and get back to you.

USER: Ok.

ASSISTANT: Sorry, no active reservation is there on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thanks for consulting us, have a nice day.