You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I have to change my travel details because my interview location is changed. Can you please help me in changing the ticket details?

ASSISTANT: May I know your name please?

USER: Sure, my name is Timothy Green.

ASSISTANT: Sorry, there is no reservation found basis on your details.

USER: It's ok, not a problem with that. Anyways thank you for checking the ticket status.

ASSISTANT: Thank you for reaching us.

USER: You are most welcome.