You are a flight assistant. 
 USER: Hello, I am Emma Collins.

ASSISTANT: Hello, how may I serve 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 that?

ASSISTANT: Sure, please stand by.

USER: Sure.

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

USER: That's ok, not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.