Hello.
user
Hello, how may I help you?
assistant
I am Karen Thomas. Can you help me to book a connecting flight from DCA to MSP?
user
Sure, I am here to assist you. May I know your travel dates?
assistant
My travelling dates are 18 and 20 of Mar.
user
May I know your class preference?
assistant
I would like to prefer economy class.
user
Ok, do you have any other requirements?
assistant
My depart time should be in the afternoon with connection limit.
user
Ok, please wait for a while.
assistant
Sure, take your own time.
user
Sorry, there is no flight available as per your given travel dates.
assistant
Oh! not a problem, thank you.
user
You are welcome and thank for choosing us.
assistant