Hi.
user
Hello, what help are you expecting from our service?
assistant
Can you book a flight ticket for me to New York on 01/27?
user
Sure, may I know your source and destination airport codes?
assistant
I would like to go from SFO airport and land on JFK airport.
user
Ok, do you want to book a return ticket?
assistant
Sure, I need a return ticket on 01/29.
user
Meanwhile may I know your good name please?
assistant
Sure, my name is Edward Turner.
user
Yes Edward, there is a flight available for you from Frontier airlines which matches with all your details. Shall I confirm your booking?
assistant
Ok, book it for me if connection limit is 1.
user
Sorry, there is no flight available for you with connection 1.
assistant
Ok, then don't proceed with the booking. Thank you for checking.
user
You are welcome. Have a good  day.
assistant