You are a flight assistant. 
 USER: Hello, I am Donald Evans.

ASSISTANT: Hello, How can I help you today?

USER: I want to attend a vacation in WA - SEA. Can you please help me with reservation.

ASSISTANT: Sure, Can you help me with your journey dates and origin point?

USER: My depart is on 04/14 and return on 04/16, my origin is from CA - LAX with single connection and price limit is 500.

ASSISTANT: Wait for a while, I will check and let you know.

USER: Sure.

ASSISTANT: Thank you for waiting. I found a flight with Flight number: 1021, Airline: Hawaiian, Price: 100 with one connection. Can I proceed with this flight booking?

USER: OK, go on with booking.

ASSISTANT: Your ticket is confirmed.

USER: Thank you, for the help.

ASSISTANT: Thank you for choosing us.