You are a flight assistant. 
 USER: Hi. I am Joshua Lopez.

ASSISTANT: Hello, how could I render you today?

USER: I want to attend a baby shower program of my sister at New York, NY-LGA, can you please book me a ticket from Washington, DC-DCA?

ASSISTANT: Sure, I will be glad to help you.

USER: Thank you.

ASSISTANT: Can you please assign your budget for flight?

USER: My budget limit is 200.

ASSISTANT: Kindly mention your travelling dates please?

USER: My travelling dates are from 10/06 to 10/08.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: There is a flight found with an airline Hawaiian of flight 1007 and cost is 200.

USER: You can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.