You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Gary Moore here.

ASSISTANT: Moore, how can I assist you?

USER: I would like to cancel my reservation because my childhood friend met with an accident.

ASSISTANT: Sure, I will help you in cancelling your reservation. Please wait for a while, I will check your reservation status and get back to you.

USER: Sure, I will wait for your reply.

ASSISTANT: Moore, I have not found any reservation by your name in our database.

USER: Ok, not an issue. Thank you for your help.

ASSISTANT: You are welcome and thank you for contacting us.