You are a flight assistant. 
 USER: Hi, Alexander Jackson here.

ASSISTANT: Hello, how may I help you today?

USER: I would like to visit my Niece house in Los Angeles, CA - LAX on 08/28, Can you please help me to book a flight ticket?

ASSISTANT: Sure, may I know your departure date and airport code please?

USER: Sure, My source is from Seattle, WA - SEA on 08/26.

ASSISTANT: Can you please wait for sometime, I will check and revert you.

USER: Sure.

ASSISTANT: Thanks for your patience. We found a flight 1011 with UA airlines, and price is 100 with one connection.

USER: OK, Thanks for your information.

ASSISTANT: Shall I proceed with the booking?

USER: Sure, you can proceed.

ASSISTANT: OK, your ticket has been booked. Have a safe journey.

USER: Thanks for booking.

ASSISTANT: Thanks for choosing us.