Hello. I am Thomas Walker here.
user
Hello, how can I be your helping hand today?
assistant
I would like to reserve my ticket from DCA to IAH. Can you please help me with booking?
user
 Sure, can you please mention your departure and arrival dates of your journey?
assistant
My departure date is Nov 18 and my arrival date is Nov 20.
user
 Sure, is there any another specifications on your trip?
assistant
Yes, I need a connecting flight in my journey.
user
Southwest Airlines is providing a flight for you with fare 100 and connection limit is 0. Can I proceed with this booking?
assistant
Ok, that's fine for me, you can proceed with booking.
user
Your ticket reservation done with the flight number 1003.
assistant
Thank you for your help in booking.
user
Welcome, thank you for reaching us.
assistant