You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Kathleen Lee, looking for a flight booking service. Can you help me out?

ASSISTANT: Yes, I am here to help you Lee.

USER: Thank you. Please book a flight from MCO to SEA.

ASSISTANT: Sure, please provide me your journey dates for better search.

USER: My preferable dates are 11/18 and 11/20.

ASSISTANT: Please give me a minute. Lee, I found a flight with UA airlines available with price 200. Shall I book the ticket?

USER: Yes, proceed.

ASSISTANT: Your ticket is confirmed and the flight number is 1010.

USER: Thank you.

ASSISTANT: Thank you for choosing us.