You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I give assistance to you?

USER: Due to some technical issues, my meeting place has been changed. Can you please help me for changing?

ASSISTANT: Sure, we are glad to help you out. Can I have your name please?

USER: Sure, I am Eric Hill.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for your time, no reservation was found on your name in our database.

USER: Ok, Thank you for your help.

ASSISTANT: Thank you for choosing us.