Hi.
user
Hello.
assistant
My name is Pamela Hall.
user
What can I do for you?
assistant
I want to visit my children staying at Philadelphia, can you please book me a ticket?
user
Sure, may I know your details for booking?
assistant
Sure, my source and destination airport codes are IAD and PHL.
user
Your date of travelling?
assistant
I would like to take off here on 04/16 and return on 04/18.
user
I found a flight with 1 connection, it costs you 200 only, can I reserve a seat for you?
assistant
Yes, please proceed for booking.
user
Your booking is done with  UA airline and flight -1000, have a happy journey.
assistant
Thank you so much for your great service.
user
Thank you for choosing our service.
assistant