You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I would like to change my reservation, please help me with it.

ASSISTANT: Sure, can I know your name?

USER: I am Samantha Wright.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: There is no reservation with your name.

USER: Fine, thanks for the information.

ASSISTANT: Thank you for reaching us.