You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Would you please help me with changing my reservation to new travel dates?

ASSISTANT: Sure, I am here to aid you.

USER: Thank you.

ASSISTANT: Please provide your name to proceed further.

USER: Ok, my name is Mary Thompson.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your patience, we did not find any reservation on your good name to change it.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for opting us.