You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: My scheduled examination dates has been postponed, could you please help me with changing my recent reservation?

ASSISTANT: Sure, I will help you with that. Can you please share your good name?

USER: My reservation was done under the name Donna Evans.

ASSISTANT: Please give me a minute.

USER: Sure, take your time.

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

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for opting us.