Hello.
user
Hello. How can I assist you?
assistant
I am Larry Hernandez. I need some help in my flight ticket booking, can you help in that one?
user
Sure, can I know the travel dates please?
assistant
Thank you. My planned travelling dates are 04/18 and 04/20.
user
Could you please provide the airport codes?
assistant
The source and destination airport codes are IAD and ORD.
user
Sorry, there are no flights on your dates.
assistant
It's ok, thank you for searching the flight.
user
Thank you for approaching us.
assistant
Welcome.
user