Hello.
user
Hello. How can I help you with today?
assistant
My name is Laura  Phillips, I want to go for my friend marriage can you please help me to book my ticket.
user
Sure, can I know your preferable dates?
assistant
My preferable dates are 08/11 and 08/13.
user
Thank you for providing. Can you please provide the source and the destination airport codes?
assistant
sure, my source code is DFW and destination code is BOS.
user
OK, let me check that for you. Laura, I am sorry to inform you that there is no flight available at your request.
assistant
OK, thank you for your help.
user
You are most welcome. Thank you for contacting us.
assistant