Hello.
Hello, how can I help you today?
I would like to travel from DCA to LGA as a holiday trip. Can you do the reservation?
Sure, can you please let me know your journey dates?
Dates are 03/19 and 03/21.
How much you can spend for airfare?
Price should not cross 500.
May I know your name please?
John Hernandez here.
 Thank you for waiting, we are sorry to inform you that, there is no flights are available on your mentioned details.
No problem, I will check with another airline.
Thank you for reaching us. Have a good day.