You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: Can you change my recent reservation which I have done with my name?

ASSISTANT: Sure, may I know your name?

USER: Ok, I am Brenda Thomas.

ASSISTANT: Give me  a minute.

USER: Get back with the status of my reservation.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for reaching us.