You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Christine Taylor, I am willing to change my reservation. Can you please help me for this?

ASSISTANT: Sure, I will help you. Please wait a minute.

USER: Ok, I will wait for your kind response.

ASSISTANT: Thanks for waiting. There is no reservation on your name.

USER: Not a big deal, anyway thank you very much for your service.

ASSISTANT: Thank you.