Hello.
user
Hello. How can I help you?
assistant
I would like to book a flight ticket from ORD to attend a robotic workshop at LAS, can you help me to book a flight ticket?
user
Can I know your travelling dates?
assistant
I want to travel on dates Sept 12 and Sept 14.
user
Is there any airline preference?
assistant
No.
user
Do you have any class preference?
assistant
No, I am comfortable with any class.
user
Let me know your name.
assistant
 My name is Michelle Thompson.
user
Sorry, no flights found for your travelling dates.
assistant
           That's fine, thank you for the response.
user
Thank you.
assistant