Hello.
user
Hello, How can I help you?
assistant
My name is Mary Williams, I want to book a flight ticket within a price limit of 200 to meet my brother in Chicago.
user
Sure, May I know the journey codes?
assistant
My source and destination airport codes are TX - DFW, IL - ORD.
user
Please help me with your travel dates.
assistant
My departure and return dates are 12/22, 12/24.
user
Please wait a minute.
assistant
Sure.
user
Sorry, No flights found with your preferable dates.
assistant
No problem. Thanks for your service.
user
Thank you for opting us.
assistant