You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you for the day?

USER: Can you please help me with my flight ticket changing process that the trip got postponed?

ASSISTANT: Sure, let me know your name to check the reservation list?

USER: Thank you for considering my request and my name is Angela Parker.

ASSISTANT: Please standby.

USER: Sure.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name to make changes further.

USER: No problem with that one, thank you for your help.

ASSISTANT: Thank you for your approach. Have a nice day.