Hello.
user
Hello. How may I help you out?
assistant
Can you please book a flight ticket from BOS to DFW?
user
Sure, I will help you with that. Can  I have your travel dates please?
assistant
Thank you. I have planned my travel dates as Nov 01 and Nov 03.
user
Do you have any specifications to get best flight for you?
assistant
Yes, I am looking for single connecting flight so please check with that.
user
Can I have your good name please?
assistant
Sure, myself Linda Garcia.
user
Sorry to infirm you that no flight is available to you on your dates.
assistant
That's ok, no problem. Anyway, thank you for your time.
user
Thank you for choosing us.
assistant