You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you now?

USER: I made a reservation earlier for my business meeting but it got postponed as of now, can you please help me with changing my reservation?

ASSISTANT: Sure, we will help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: My name is Rebecca Carter.

ASSISTANT: Ok, please wait for a few minutes to check the reservation list.

USER: Ok.

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

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.