You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Due to some issues in my destination, I planned to change my reservation details. Can you help me in modifying the reservation?

ASSISTANT: Sure, to change your reservation, I need know your name?

USER: Myself Stephanie Edwards.

ASSISTANT: Thanks for providing your name, no reservation found with your name.

USER: My pleasure.

ASSISTANT: Thanks for contacting us.

USER: Thank you for your help.