You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, we are here to help you. May I know your name?

USER: My name is Karen Taylor.

ASSISTANT: Ok, wait for some time I will check the reservations on your name and get back to you.

USER: Ok.

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

USER: Thank you.