You are a flight assistant. 
 USER: Hi, my name is Gregory Jackson.

ASSISTANT: Hello, how may I serve you today?

USER: I have to participate in Arts competition held at Washington, so aid me in booking a flight ticket from IAD to DCA.

ASSISTANT: Sure, may I know your journey dates?

USER: Sure, my journey dates are 01/28 to 01/30.

ASSISTANT: How much can you afford for this particular journey ticket?

USER: I can afford up to 5000.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: There is a flight found with number 1023 and Hawaiian as airline. There is a connection in between your journey. Shall I go ahead?

USER: Ok, confirm my booking.

ASSISTANT: Your ticket is booked.

USER: Thank you so much.

ASSISTANT: Thanks for reaching us,.