You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I made a reservation earlier to attend for a meeting, due to some technical issues my meeting place has been changed. Can you please change my reservation?

ASSISTANT: Sure, to change your reservation may I know your good name please?

USER: Sure, please check the reservation on the name of Joshua Rodriguez.

ASSISTANT: Please give me a moment, let me check and revert to you.

USER: Sure, I will wait.

ASSISTANT: Sorry Joshua Rodriguez, there is no reservation found with your given name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for reaching us.