Hello.
user
Hello, how may I help you?
assistant
I am Patricia Lewis, want to travel from IAD to LGA. Please help me in booking my ticket.
user
Sure, on which dates you are planning to travel?
assistant
Sure, my trip dates are from 06/04 to 06/06.
user
Sorry, on these dates there is no flights available.
assistant
It's ok, thank you for your help.
user
Most welcome.
assistant