You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I have planned a trip to Seattle to attend a meeting but suddenly I got the information that the meeting location has changed to Charlotte, can you please help in changing my flight ticket booking?

ASSISTANT: Can I know your name?

USER: Sure, my name is Nicole Walker.

ASSISTANT: Sorry, no reservation found by your name.

USER: Ok, that's fine. Thank you for checking my reservation status with in quick time.

ASSISTANT: Thank you.

USER: Welcome.