Hello, I am Susan Smith.
user
Hello, how may I help you at this moment?
assistant
I would like to visit Olympic National Park in Washington, so could you please book a ticket for me?
user
Sure, I will help you. Can you please share your dates of journey?
assistant
Sure, I would like to go on 06/10 and return back on 06/12.
user
Please provide your nearby airport codes.
assistant
My source and destination airport codes are DEN and IAD.
user
Can you please wait for a moment?
assistant
Ok, ensure it is a single connecting flight.
user
There is a connecting flight available with Southwest airline, shall I book it?
assistant
Ok, please proceed for further if it costs you below 200.
user
Your booking is  done with flight number 1015. Happy journey.
assistant
Thank you for booking.
user
You are welcome. Thank you for reaching us, have a nice day.
assistant
Welcome.
user