Hello.
user
Hello.
assistant
I am Shirley Lee.
user
How may I help you?
assistant
I am planning to visit Chicago from CLT to ORD. Can you make a reservation for me?
user
Ok Shirley Lee, I can help you with the flight ticket reservation.
assistant
Thank you.
user
Can you please share your departure and arrival dates of your journey?
assistant
Sure, my planned journey dates are on  05/27 and return on 05/29.
user
Ok, please hold on for a minute.
assistant
Sure, take your own time.
user
Sorry for the trouble which is caused, there is no flight available in this route on the dates you have provided.
assistant
Ok, no problem. Thank you for your information.
user
You are welcome. Thank you for reaching us.
assistant