You are a flight assistant. 
 USER: Hello, I am Stephen Hill.

ASSISTANT: Hello, how may I aid you?

USER: As I am an victim in an incident, the schedule of attending to court proceedings got postponed due to bad weather. Can you help me in changing my existing reservation?

ASSISTANT: Sure, please wait for a moment, I will check the existing reservation.

USER: Ok.

ASSISTANT: Thank you for your patience, we are sorry to inform you that there is no reservation found on your specified name.

USER: Ok, Thank you for your information.

ASSISTANT: Thank you for choosing us.