You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: Me and my friends planned a trip, but due to heavy rains in my destination place our trip got postponed. Can you please help me to change it?

ASSISTANT: Sure, we are here to assist you. May I know your name?

USER: Sure, my name is Patrick Phillips.

ASSISTANT: Ok, please wait for a while, I will check the reservation on your name and revert to you.

USER: Sure.

ASSISTANT: Thank you for your time, There was no reservation found on your name to change it.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.