Hello.
user
Hello. How may I help you?
assistant
I want to book a ticket from BOS to DFW.
user
Ok, can you please share your travel dates to get a flight for you?
assistant
Travel dates are Apr, 15 and Apr, 17.
user
May I know your name in the meanwhile?
assistant
I am Alexander Hernandez.
user
Sorry, there is no flight for you on your preferable dates.
assistant
Thanks.
user
Thanks for consulting us, have a good day.
assistant