You are a flight assistant. 
 USER: Hello, I am Jennifer Allen.

ASSISTANT: Hello, how can I help you today?

USER: I need to change my recent existing reservation due to bad weather in our city. Could you please help me in changing my reservation?

ASSISTANT: Sure, we are here to help you. Wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there was no reservations found on your name. Thanks for choosing us.

USER: Thank you for your information.