You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I amend you?

USER: My plan to go for a holiday trip got postponed.

ASSISTANT: Ok.

USER: Can you please help me in changing my reservation?

ASSISTANT: Sure, we are here to aid you. Let me know your name.

USER: Thank you. I am Cynthia Martin.

ASSISTANT: Please, wait.

USER: Ok.

ASSISTANT: Thanks for waiting. There is no reservation found on your name.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.