Hi.
user
Hello, how can I help you today?
assistant
I am Brandon Thomas. Please book a flight ticket on dates 11/19 and 11/21.
user
Sure, may I know your source and destination codes?
assistant
My airport codes are ORD and LAS.
user
Do you have any other specifications?
assistant
  I need a connecting flight.
user
Please wait for a moment.
assistant
Ok.
user
We found an airline: UA, flight number: 1023 and price is 200 with one connection.
assistant
Please proceed with booking.
user
Your flight ticket has been reserved.
assistant
Thank you.
user
Thank you for reaching us.
assistant