You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Earlier I made a reservation for my trip through an agent but, agent booked on wrong date. So, I request you to please change it to my actual date.

ASSISTANT: Sure, we are here to help you. May I know your name to proceed further?

USER: I am Samantha Allen.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for being patient, we did not find any reservation on your given name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.