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

ASSISTANT: Hello, how can I serve you?

USER: I have an emergency work, so I want to change my reservation. Can you please change my reservation?

ASSISTANT: Sure, Please wait a moment I will check and let you know.

USER: Ok.

ASSISTANT: Thank you for waiting. sorry, we did not found any reservation on your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for reaching us.