You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I want to postpone my trip due to an emergency. Can you aid me in amending my existing reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you. Ticket was reserved on the name Stephen Young.

ASSISTANT: Ok, please wait for a minute.

USER: Take your time.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for opting us.