You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I support you now?

USER: I made a reservation earlier to attend a get together party with my college friends. Due to some issues in college it is postponed. So, can you helping me in changing my reservation?

ASSISTANT: Sure, we are here to make your work ease. May I know your name please?

USER: Please check with the name Timothy Wilson.

ASSISTANT: Sure, please wait for a while.

USER: Ok, take your time.

ASSISTANT: Thanks for your time, no reservation was found in our database based on your name.

USER: Ok, not an issue. Thanks for the information.

ASSISTANT: Thanks for choosing us.