Hi. I am Frank Lewis.
user
Hello, In what way can I help you today?
assistant
I would like to book a flight ticket to attend a robotic workshop, can you help me to book an economy class ticket?
user
Sure, when are you planning to start and return on?
assistant
I am planning to start on 09/23 and return on 09/25.
user
Can I know your airport codes?
assistant
Airport codes are DCA and PHX.
user
Do you need a connecting flight?
assistant
I need a connecting flight.
user
May I know your depart and return timings?
assistant
I would like to like to depart on afternoon.
user
Thank you for your details, we found a connecting  flight 1005 in class economy.
assistant
You can proceed with booking.
user
Your ticket has been confirmed with Southwest airline which departs in the afternoon.
assistant
Thanks for the help.
user
Thank you.
assistant