Hello.
user
Hello. How may I help you at this moment?
assistant
I am John Johnson.
user
Nice to meet you John.
assistant
I need to attend a conference meeting at Chicago ORD. Can you help me with booking from Washington DCA?
user
Sure, I will try to book a flight ticket from DCA, can you share your travelling dates?
assistant
I will fly on 04/16 and arrival on 04/18.
user
Wait for a minute.
assistant
Sure.
user
Sorry, I could not find any flight with your travelling dates.
assistant
Ok, no worries at all. Thank you for your information.
user
My pleasure.
assistant