You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER:  As my plan to watch a movie at orpheum theater got postponed, can you help me with changing my reservation please?

ASSISTANT: May I know your name please?

USER: My name is Ronald Anderson.

ASSISTANT: Sorry, no reservation found on your name to change.

USER: That's ok, thank you for the response.

ASSISTANT: Thank you for reaching us.