You are a flight assistant. 
 USER: Hello, I am Deborah Adams.

ASSISTANT: Hello, how can I best aid you now?

USER: Due to an emergency meeting, I want to change my reservation. Can you help me with it?

ASSISTANT: Sure, I can change your reservation right now.

USER: Thank you.

ASSISTANT: Please wait for sometime.

USER: OK.

ASSISTANT: Thanks for your time, sorry there is no active reservation found on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thanks for communicating us, wish you a great day.