You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Scott Lewis. I have to change my travel airport codes because I have given a airport code which is far to my current location. So, I need your help. Will you please help me in changing the details?

ASSISTANT: Scott Lewis. How can I help you? Scott Lewis. can you give me a minute?

USER: Sure take your time.

ASSISTANT: Sorry to inform that there is no reservation by the name Scott Lewis.

USER: No issue, Thank you for the information.

ASSISTANT: Thank you for reaching us.