You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I need to book a flight ticket from DFW to DCA to enjoy music festivals.

ASSISTANT: Sure, can I know your travelling dates?

USER: Sure, my journey dates are Jun 5 and Jun 7.

ASSISTANT: On which name should I reserve the flight ticket?

USER: Sure, Katherine Collins here.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other specifications?

USER: I prefer a return flight time at evening.

ASSISTANT: We found direct flight from Frontier airline with price 100 and economy class and airline number is 1029 with arrival time is 23 PM and departure time is 13 PM, Shall I proceed for booking?

USER: Yes, you can.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.