You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to change my recent reservation details because the trip dates are wrongly printed. Can you please help me?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you for receiving my request.

ASSISTANT: Can I know your name?

USER: My name is Helen Jones.

ASSISTANT: Sorry for the inconvenience, there is no reservation found on your name.

USER: It's ok, thank you for searching.

ASSISTANT: Thank you for reaching us.