You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, How exactly I can serve you the best today?

USER: I am Joshua Lewis. I want to book a ticket from Washington, IAD to DCA to attend my brother's wedding. Can you make a reservation?

ASSISTANT: Sure, we are here to help you. Kindly, mention your journey dates.

USER: I have planned to leave on 04/22 and return on 04/24.

ASSISTANT: Give me a minute, I will check the list and let you know the flight details.

USER: Sure.

ASSISTANT: You have a flight with airline Frontier and flight number is 1019 with a halt and price is 100.

USER: Please book it.

ASSISTANT: Your reservation is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.