You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I need to change my reservation due to urgent meeting, can you help me?

ASSISTANT: Sure, we are here to help you. May I know your name further process?

USER: I am Nicole Perez.

ASSISTANT: Ok, wait for some time I will check and get back to you.

USER: Sure.

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

USER: That's ok. Thank you for your help.

ASSISTANT: Thanks for approaching us.