You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Christine Perez.

ASSISTANT: What help that can I do for you?

USER: I need to attend a wedding in Washington. Can you book a ticket from DFW to DCA?

ASSISTANT: Yes, I can help you in ticket booking. Can you please share your travelling dates?

USER: I would like to travel on 04/09 and 04/11.

ASSISTANT: Please wait for a moment to find the flight.

USER: Sure, take your time.

ASSISTANT: There is a direct flight available in 1011 in Hawaiian airlines, is it ok for your ticket booking?

USER: Yes, I am ok with that. Proceed to booking.

ASSISTANT: Ok, your ticket booking is done on your travelling dates. Thank you for reaching us, have a nice day.

USER: Thank you for helping me out.

ASSISTANT: Welcome.