You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Ruth Baker.

ASSISTANT: How may I help you?

USER: Can you please help me with changing my reservation due to my planned event got postponed?

ASSISTANT: Sure, I will check and let you know. Please wait for a moment.

USER: Thank you. Take your time.

ASSISTANT: Ok. Thanks for waiting. But I am sorry to say that there is no flight reservation on your name to change it.

USER: Oh! It may not be booked properly. Anyway, thank you for your time.

ASSISTANT: Thank you.