You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you for today?

USER: I am Linda Smith. I had planned to go on a trip, but it was postponed due to some reasons. Can you change my recent reservation?

ASSISTANT: I am here to help you with your flight ticket changing. Please wait for sometime, while I will check the reservation status under your name.

USER: Ok, take your own time.

ASSISTANT: Thanks for waiting, there are no active reservations under your name to change your reservation.

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

ASSISTANT: You are welcome, thank you for reaching out here.