You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I am planning to attend music concert at IAD, can you please help me with booking a flight ticket from DFW?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I would like to take off on Apr 12 and return on Apr 14.

ASSISTANT: Ok, could I have your name please?

USER: My name is Brandon Parker.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I am looking for a connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: I would like to depart during afternoon time.

ASSISTANT: The economy class with flight number 1015 of Spirit airline is available having fare as 200 and connection as 1, is it ok for you?

USER: Yes, please proceed with the booking.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 12:00 hours and the arrival time is 5:00 hours.

USER: I appreciate your help, thank you.

ASSISTANT: You are welcome, have a great day.