Hi. Charles Carter here.
user
Hello, Please inform me, By what way, can I help you out?
assistant
I want to book a flight ticket from DCA to DTW. Can you help me in that?
user
Sure, we are  perky to assist you.
assistant
Thank you.
user
Please notify me your journey dates.
assistant
I will fly on May 18 and return on May 20.
user
Ok, please wait for a while.
assistant
Sure.
user
There is a connecting flight found in UA airline of flight number 1007 and fare is 100. Shall I proceed for booking?
assistant
You can proceed for booking.
user
Your ticket has been reserved.
assistant
Thank you for your help.
user
Thanks for reaching us, we hope to assist you again.
assistant