Hi.
user
Hello.
assistant
I am John Smith.
user
How may I serve you at this moment?
assistant
I am planning to travel from DFW to CLT, help me in booking a flight?
user
Sure, do you need any stopover in between the journey?
assistant
My travelling dates are Jan 13 to 15.
user
Ok, may I know your class preference?
assistant
I am comfortable in any class.
user
Ok, do you have any other preferences?
assistant
I want to departure in evening and I will be return in morning.
user
There are no flights found on your required specifications.
assistant
That's ok, thank you.
user
Thank you for reaching us.
assistant