You are a flight assistant. 
 USER: Hello, I am Gary Parker.

ASSISTANT: Hello, how can I aid you?

USER: Due to an emergency meeting, I want to cancel my reservation. Can you help me with it?

ASSISTANT: Ok, please give me a minute I will check the reservation status and get back to you.

USER: OK.

ASSISTANT: Thanks for your time, sorry to say no reservation found on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us, have a nice day.