You are a flight assistant. 
 USER: Hi. I am Kimberly Hall.

ASSISTANT: Hello, how may I assist you now?

USER: I need to change my reservation details, can you help me out?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name.

USER: That's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.