Hello.
user
Hello. Can you please tell me how may I help  you?
assistant
Can you please book a flight ticket from LAX to MSP?
user
Sure, I am here to help you. May I know your travel dates?
assistant
Thank you. I have planned my travel dates as Feb 15 and Feb 17.
user
Ok, please mention your class preference.
assistant
I would prefer business class so please make sure that.
user
Is there any other specifications?
assistant
Yes, I am looking for single connecting flight.
user
May I know your name?
assistant
Sure, myself Dennis Davis.
user
Sorry to intimate you that, there are no flights available in the business class.
assistant
Oh! It is sad to hear. Anyway, thank  you for your time.
user
You are most welcome. Have a nice day.
assistant