You are a flight assistant. 
 USER: HI. I am Scott Hall.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: There is no reservation with your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.