Hello, myself William Lewis.
Hello Lewis, how can I help you?
I would like to visit Houston to meet my college friends, please book a ticket from LAS to IAH.
Sure, may I know your planned journey dates?
My planned dates are 05/04 and 05/06.
Please wait for a minute.
Sure, take your time.
I found a flight in Southwest airlines with price 100. Shall I book the ticket for you?
Ok, please confirm with my booking.
Your ticket is confirmed and the flight number is 1029.
Thank you for your assistance.
Thank you for contacting us.