You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Debra Mitchell here.

ASSISTANT: How can I assist you today?

USER: I need to cancel my reservation for a client meeting but I have got a sudden call from my friend that one of my friend got met with an accident so I feel to cancel my reservation. Can you please help me out?

ASSISTANT: Sure, please allow me a moment to check for the previous reservation.

USER: Ok, take your time.

ASSISTANT: Debra, there is no reservation found 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 reaching us, have a great day.

USER: Welcome.