Hello.
user
Hello, could you please tell us for what help you approached us?
assistant
I planned to meet my friend in DFW, can you please help me to book a flight ticket from ORD?
user
 Sure, may I know your departure and arrival day?
assistant
I prefer to travel on Jul 8 and Jul 10.
user
Ok, could I have your name please?
assistant
I am Jonathan Martinez.
user
Ok, do you need direct or connecting flight?
assistant
I prefer to travel in a connecting flight.
user
Ok, do you have any other specifications?
assistant
No.
user
Sorry, there is no flight on your requested travelling dates.
assistant
Ok, no problem. Thank you for your information.
user
  You are welcome, have a great day.
assistant