Hi.
user
Hello, how may I help you?
assistant
 I am Barbara Carter. I am a traveller and I want to travel to Washington, DC-DCA. Can you book  a ticket  from TX-DFW?
user
Sure, may I know how much you can afford for this journey?
assistant
My budget is 1000.
user
Ok, please help me with your travelling dates to proceed further.
assistant
 My travel dates are 04/21 and 04/23.
user
Wait a minute please.
assistant
Ok.
user
Thank you for your time, we found a flight with number 1019 and airline Delta at a price of 100 with 1 connection. Shall I proceed?
assistant
Ok, you can proceed.
user
Your booking is done.
assistant
Thank you for booking.
user
Thank you for reaching us, have a nice day.
assistant