You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Actually, I am trying to change my trip airport codes in the past ticket but due to some server issues, I am not getting the confirmation. Can you please help me in changing the ticket details?

ASSISTANT: Sure, can I know your name please?

USER: Thank you. My name is Raymond Gonzalez.

ASSISTANT: Ok, wait a moment please.

USER: Ok, I will wait for your reply. Take your time.

ASSISTANT: Sorry Raymond, there is no reservation found on your name.

USER: Oh! It is sad to hear from your agency. Anyways, thank you for searching my ticket status.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.