You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I amend you?

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

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Ok, May I know your name?

USER: I am Stephen Taylor.

ASSISTANT: Ok, please wait for a few seconds.

USER: Sure.

ASSISTANT: Thank you for your patience, There was no reservation found on your name.

USER: Not a problem, thank you.

ASSISTANT: Thank you for opting us.