Hello.
user
Hello, how may I aid you?
assistant
This is Alexander Green. I would like to book a ticket from SFO to IAD where I have to attend a global meet.
user
Sure, may I know your travelling dates?
assistant
My preferred travel dates are as follows Oct 07 and Oct 09.
user
Are you fine with connecting flight?
assistant
Yes, I would like to travel by single connection flight.
user
Do you have any requirements?
assistant
Well, yes my depart shall be in the evening and return in the evening too.
user
Sorry to say, no flight is available for you.
assistant
No issue, thank you very much for the information.
user
Thank you for reaching us.
assistant