Hello.
user
Hello.
assistant
I am Brian Collins.
user
How can I help you at this moment?
assistant
Can you help me to book a flight ticket from ORD to DFW?
user
Sure, can you please provide your travel dates?
assistant
Ok, my trip date is on 05/16 and return date is 05/18.
user
Wait a moment please.
assistant
Ok, I will wait.
user
Brian Collins, there are no flight services available on this route on your provided dates.
assistant
That's ok, thank you for assisting me.
user
Thank you for contacting us.
assistant