Hello, I am Margaret Smith.
user
Hello, how may I oblige you today?
assistant
I am planning to go for a round trip with my family at Denver CO - DEN, can you please help me to book a flight ticket?
user
Sure, may I  know your trip dates please?
assistant
Sure, my journey dates are 01/29 to 01/31.
user
May I know your price limit please?
assistant
My price is 500.
user
Ok, please wait for some time.
assistant
Sure.
user
Thanks for waiting, we found connecting flight 1009 in Delta airline with fare of 100. Shall I proceed to book?
assistant
Ok, please proceed.
user
Your ticket has been booked in economy class.
assistant
Thank you for your service.
user
Thank you for reaching us.
assistant