Hello, myself Anthony Smith.
user
Hello. how can I aid you?
assistant
I would like to attend Global Environmental Conference in Benaroya hall, which is at Seattle, WA - SEA. Can you book a flight ticket from Houston, TX - IAH?
user
Help me with your travel points?
assistant
I will fly on 02/02 and return on 02/04.
user
 Do you have any preference?
assistant
I need a connecting flight.
user
 We found a connecting flight Southwest with flight number is 1003 and fare is 100.
assistant
Please proceed with the booking.
user
 Your booking is done.
assistant
Thanks for being my helping hand.
user
 Thank you for availing us.
assistant