Hi.
user
Hello.
assistant
I am Donald Rodriguez.
user
How may I help you today?
assistant
I am planning to attend music concert at IAD, can you please help me with booking a flight ticket from IAH?
user
Ok, I will help you. Can I have your travelling dates?
assistant
My trip dates are May 20 to May 22.
user
Do have any other specifications?
assistant
I need a direct flight.
user
Sorry to say that, there are no flight's available based on your travelling dates.
assistant
No issue, thank you.
user
Thank you for reaching us.
assistant