You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Emily Robinson here, can you please help me in booking the ticket from Washington to Detroit? As I'm planning to attend an interview over there.

ASSISTANT: Sure, I am here to help you with that. When you are willing to travel?

USER: I'm planning to depart from my location on 02/21 and I want to return-back by 02/23.

ASSISTANT: Could you please share me your source airport code and destination airport code?

USER: Sure, my starting and ending terminals of my journey are DCA and DTW.

ASSISTANT: Ok, please be on hold.

USER: Sure, I'll wait for your response.

ASSISTANT: As per your data, I found a flight with Frontier airlines and the ticket fare is 100 only. Shall I proceed for booking?

USER: That's under my budget only, please proceed for booking.

ASSISTANT: Sure Emily, your ticket is booked with the flight-1026.

USER: Thanks a lot for booking my ticket.

ASSISTANT: You are most welcome, thank you very much for contacting us.