You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Samantha King.

ASSISTANT: How may I serve you today?

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:  Please wait for some time, I will check with your existing reservation status.

USER: Sure.

ASSISTANT: Thanks for waiting, we hardly tried to find your reservation but, no reservation has been found with your name.

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

ASSISTANT: Thanks for availing us.