You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I assist you today?

USER: Can you please help me to change my active reservation as my meeting was changed?

ASSISTANT: Sure, please share your good name?

USER: Cynthia Rodriguez.

ASSISTANT: Please wait for a moment.

USER: Ok. I will wait.

ASSISTANT: Thank you for waiting, there is no active reservation found with the given name.

USER: Ok, no problem in that. Thank you so much for your help.

ASSISTANT: Thank you for availing with us.