Hello, I am Frank Hall.
user
Hello,. How may I help you?
assistant
I have to meet a family friend on his birthday I need to book a flight ticket.
user
Sure, that's great . Can you please provide your journey details?
assistant
I would like to book a ticket from DC-IAD to CA-SFO. My travelling dates are 07/04 and 07/06.
user
OK, wait for a while.
assistant
Sure,.
user
There is a flight found matching your requirements with price 200 and airline as  UA. The flight number is 1001. Can I go with booking?
assistant
Yes, you can. Thank you.
user
I am glad to inform that the ticket has been booked. Thank You.
assistant