You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I made a reservation earlier for a connecting flight but journey time is more, it will be late to attend my meeting. So, please modify my reservation for a direct flight?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your name to check your previous reservation?

USER: Sure, Andrew Anderson is my name.

ASSISTANT: Please, wait for a while.

USER: OK.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: Ok, no problem. Thanks for your time with us.

ASSISTANT: Thank you for contacting us.