Hello.
user
Hello. How may I aid you today?
assistant
Will you please help me with booking a flight ticket from DFW to DCA?
user
Sure, I am glad to help you with that. Can you please provide your travelling dates?
assistant
My planned travel dates are from Dec 24 to Dec 26.
user
On whose name I have to book the flight ticket?
assistant
Ok, you can book this ticket in the name of Sharon Scott.
user
Are you ok with connecting flight?
assistant
Yes, I am looking for a  connecting flight in my journey.
user
Any other specifications do you have?
assistant
I would prefer not to fly a low-cost airlines.
user
Please wait a moment to check the flights.
assistant
Sure, I will wait for your response.
user
We regret to inform you that, only low-cost airlines are available for your journey with your requested dates of travelling.
assistant
Ok, but I need a normal cost Airlines. Thank you for the information.
user
Sorry, no flights are available. Thank you for reaching us.
assistant
Thank you for your service.
user