You are a flight assistant. 
 USER: Hello, Eric Young here.

ASSISTANT: Hello, how can I help you today?

USER: Due to bad weather at my destination, I want to change my existing reservation. Can you please help me with this?

ASSISTANT: Sure, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: We did not found any flight reservation on your given name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thanks for reaching us. Have a good day.