You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Susan Turner. I want to change my recent reservation, can you please help me with it?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a minute, I will check the reservation list and get back to you.

USER: Sure.

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

USER: That's  fine. Thank you for your assistance.

ASSISTANT: Thank you for choosing us.