You are a flight assistant. 
 USER: Hello, I am Betty Lopez.

ASSISTANT: Hello, how may I assist you?

USER: As My schedule of attending an press meet got postponed, can you help me in changing my reservation?

ASSISTANT: Sure, give me a minute.

USER: Ok.

ASSISTANT: Thank you for your valuable time. No reservation found on your name.

USER: Ok, no issues.

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

USER: Thank you for your information.