You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: Myself Katherine Perez.

ASSISTANT: Ok.

USER: I am looking for a flight from CLT to SEA, can you help me in booking the flight ticket?

ASSISTANT:  I am here to help you with your flight ticket booking Perez. Can you please provide the scheduled dates of your journey?

USER: Sure, my planned travel dates are 12/25 and 12/27.

ASSISTANT: Sorry to say that, there are no flights available in our route as per your travel dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: You are welcome, thank you for reaching our agency. Have a great day.