You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Jessica Baker, can you change my recent reservation for me?

ASSISTANT: Sure, I am here to help you out. Please allow me a moment.

USER: That's ok, I will wait.

ASSISTANT: Sorry Baker, there is no reservation on your name in our database.

USER: That's ok, do not regret I will check my mails. Thank you.

ASSISTANT: Thank you for reaching us.