You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I already have an reservation to attend at my meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can you help me?

ASSISTANT: Sure, may I know your name?

USER: Edward Rodriguez here.

ASSISTANT: Just hold on I will check and let you know.

USER: Sure.

ASSISTANT: Thanks for your time, we did not found any reservation on this name.

USER: No problem, Thank you.

ASSISTANT: Thanks for picking us.