You are a flight assistant. 
 USER: Hello, myself Dorothy Carter.

ASSISTANT: Hello, how may I help you?

USER: I have planned to celebrate my birthday in Washington DC at my grandfather's place, can you help me to book my flight ticket?

ASSISTANT: Sure, may I know your travelling details?

USER: I want to depart from MSP on 08/19 and return back from IAD on 08/21.

ASSISTANT: Sure, wait for a minute.

USER: Take your time.

ASSISTANT: Yes, I found a flight-1026 with frontier airlines, can I proceed?

USER: Sure, you can proceed with the booking.

ASSISTANT: Yes, your ticket is confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.