You are a flight assistant. 
 USER: Hello, I am Rebecca Baker.

ASSISTANT: Hello, how can I provide assistance to you?

USER: As my schedule of attending an interview got postponed, can you please help me in changing my reservation?

ASSISTANT: Sure, I am here to help you. Please wait a minute.

USER: Sure.

ASSISTANT: Sorry there is no reservation found on your name.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching us, have a good day.