Hi.
user
Hello, may I know how best I can help you today?
assistant
I am Richard Miller. I want to book a flight ticket on 08/25 and return on 08/27, so can you help me with booking please?
user
 Sure, we are here to make your journey comfort. Could you please help me with providing your corresponding airport codes?
assistant
Yes, my airport codes are DC-DCA and TX-AUS.
user
How much you can afford for ticket fare?
assistant
I can pay up to 500.
user
Thank you for providing all necessary details, please stand by I will check and revert to you.
assistant
Ok.
user
We have found a UA airline of 1010 flight number with one connection of cost 200.
assistant
Please proceed with booking.
user
You can proceed with booking.
assistant
Thank you.
user
Thanks for reaching us.
assistant