Hello.
user
Hello. How can I assist you at this moment?
assistant
I am Timothy Thompson.
user
Good morning Thomson.
assistant
My date of journey is on 12/24, and I will be back on 12/26. Good morning.
user
Sure, I will help you with booking. Can you please provide me airport codes?
assistant
My travel airport codes are  from PHL to IAD.
user
Ok, please wait a moment let me check for flight availability.
assistant
Sure, take your time.
user
Thank you for waiting. I have found a flight in Delta airlines with connection 1, shall I go with booking?
assistant
I need to travel in direct flight.
user
Sorry Thomson, no flight is available to you with connection 0.
assistant
That's fine. thank you for your information.
user
Most welcome. Thank you for choosing us.
assistant