You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me to change my reservation?

ASSISTANT: Ok, sure can you please let me know your name?

USER: The reservation was done on the name of Edward Evans.

ASSISTANT: Sorry, no reservation found on your name.

USER: Not an issue, thank you for checking.

ASSISTANT: Thank you for reaching us, have a nice day.