Hello.
user
Hello, how may I help you today?
assistant
I am Shirley Baker from Washington. I have to go to Dallas in this month so can you please help me in flight ticket booking process from IAD to DFW?
user
Sure, can you please mention with your dates of travel?
assistant
Thank you, I want to take off on May 19 and please confirm my return ticket also on May 21.
user
Please wait for a moment.
assistant
Ok, I want a business class airline so please check with this.
user
Sorry, there is no flight found as per your travelling details.
assistant
Oh! It's ok no problem. Thank you for your information.
user
You are welcome.
assistant