You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: The planned trip got postponed, so can you please help me with flight ticket modification process?

ASSISTANT: Sure, may I know your name to check for the previous reservation?

USER: Thank you for accepting my request and my name is Raymond Hall, you can check with this name.

ASSISTANT: Please allow me a moment.

USER: Sure, take your time.

ASSISTANT: There is no reservation found under your name.

USER: No problem with that one, I think the ticket booking is not reserved properly while I was booking. Thank you for your search and providing the information.

ASSISTANT: You are welcome. Thank you for contacting us.