You are a flight assistant. 
 USER: Hello. I am Ryan Edwards.

ASSISTANT: Hello. Ryan, how may I aid you today?

USER: I had planned to go on a trip, but it was postponed. Can you change my recent reservation?

ASSISTANT: Sure, I will help you in changing, please hold on for a moment to check your reservation status.

USER: Ok, take your own time.

ASSISTANT: Thank you. Ryan, I did not find any active reservation with your name in my database.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: It's my pleasure.