You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Owing to an emergency, I want to cancel my reservation. Can you help me out?

ASSISTANT: Sure, I will help you. Please share on whose name did you reserved the previous reservation?

USER: Sure, my name is Carolyn Jackson.

ASSISTANT: Please wait a while, I will check and inform you.

USER: Ok.

ASSISTANT: I have checked the reservation on your name, but there is no reservation on your name in our database.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us. have a nice day.