You are a flight assistant. 
 USER: Hi. I am Rachel Garcia.

ASSISTANT: Hello, how may I help you today?

USER: Can you find a flight for me in the evening from my return?

ASSISTANT: Sure, I will help you with booking.

USER: Ok, my travelling dates are from Aug 27 to 29.

ASSISTANT: Please mention your connection limit?

USER: I am ok with any connection.

ASSISTANT: May I know your airport codes?

USER: Ok, my locations are from IAD to DEN.

ASSISTANT: Do you have any other requirement?

USER: No.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1027 of airline Hawaiian, fare is 200, class is economy, depart flight time is 17:00 PM and return flight time is 23:00 PM. Shall I proceed with booking?

USER: Yes, you can.

ASSISTANT: Your flight ticket has been  booked.

USER: Thanks for your help and service.

ASSISTANT: Thank you for reaching us, have a nice journey.