You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I be at your service?

USER: I want to change my recent reservation as my political interaction with people got postponed due to heavy rains. Can you help me with that?

ASSISTANT: Ok. May I have your name please?

USER: I am Paul Adams.

ASSISTANT: Please standby, Paul Adams.

USER: Sure.

ASSISTANT: Thanks for your time. You have no reservation found  with your name.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for picking us.