You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Charles Scott here.

ASSISTANT: How can I help you Scott?

USER: Owing to an emergency I have request you to cancel my reservation. Can you please help me out with that?

ASSISTANT: Sure, I will help you. Please wait for a moment.

USER: Thank you, take your time.

ASSISTANT: Sorry Scott, I did not find any reservation under your name.

USER: Oh! I think the ticket was not booked due to server issue. Anyway, thank you for the information.

ASSISTANT: Thank you for opting us.