Hello.
user
Hello, how may I help you?
assistant
I am Virginia Adams, want to travel from IAH to DCA. Please help me in booking my ticket.
user
On which dates you are planning to travel?
assistant
My planned dates are from 05/03 to 05/05.
user
Sorry Virginia, there is no flights available on these dates.
assistant
It's ok, thank you.
user
Most welcome.
assistant