Hello.
user
Hello, how may I serve you at this moment?
assistant
I am Thomas Lee. I would like to visit SFO to meet my sister, can you help me to book a flight ticket from IAH?
user
Sure, I will help you. Please send your travelling dates.
assistant
My travelling dates are 23 and 25 of April.
user
Do you have any preferences?
assistant
I am comfortable with any class.
user
There is a connecting flight available with Spirit airline, shall I proceed?
assistant
Ok, proceed to booking.
user
Your booking is done with flight number 1005. Happy journey.
assistant
Thanks for helping me.
user
You are welcome, have a nice day.
assistant