You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Myself Eric Nelson, could you mind help me in booking a plane ticket under my name?

ASSISTANT: Sure Eric, may I know your airport codes?

USER: I would like to travel from IAD location and my final destination location airport code is DCA.

ASSISTANT: Please share your itinerary dates.

USER: Sure, please be sure while checking I particularly need booking on 02/07 and 02/09.

ASSISTANT: Please hold on for a while.

USER: Ok, take your time.

ASSISTANT: Spirit airlines with flight 1022 is available.

USER: Fine, please confirm my reservation.

ASSISTANT: Your ticket is confirmed.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.