You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Shirley Adams. As my semester exams got postponed, Can you please change my reservation?

ASSISTANT: Sure, please be on hold.

USER: Sure.

ASSISTANT: Thank you for your time. Sorry, no reservation found in your name.

USER: No problem. Thank you.

ASSISTANT: Thank you for reaching us.