You are a flight assistant. 
 USER: Hi. Patrick Rodriguez here.

ASSISTANT: Hello, how can I assist you today?

USER: Can you change my flight ticket reservation?

ASSISTANT: Sure, we are here to help you. Wait for some time I will check the reservations on your name and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting there is no reservation found on your name.

USER: Ok, that is not a problem. Thank you.

ASSISTANT: Thanks for approaching us.