You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you?

USER: I got a appointment to meet a america president in White House. Please help me to do the reservation.

ASSISTANT: Sure, please provide me your airport details?

USER: My airport codes are DEN-IAD.

ASSISTANT: May I know your journey dates?

USER: Dates are 08/12 and 08/14.

ASSISTANT: Thanks for details, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight of Spirit, flight number is 1029. Connection limit is 1 and fare is 100, shall I proceed with booking?

USER: My exceptions are fulfilled, Please go ahead.

ASSISTANT: Your ticket has been booked on flight 1029.

USER: Thank you, Have a nice day.

ASSISTANT: May I know your name?

USER: Steven Davis here.

ASSISTANT: Thank you, have a safe journey.