You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Adams.

ASSISTANT: What service that you are seeking from our agency George?

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

ASSISTANT: Sure, I am oblige to help you.

USER: Ok.

ASSISTANT: Please wait a moment to check your previous reservation.

USER: Ok.

ASSISTANT: We regret that, there is no reservation with your name in our records.

USER: That's ok. Thank you for checking.

ASSISTANT: Thank you for approaching us, have a great day.