You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can we help you? I am happy to help you with your concern.

USER: Please help me in booking flight ticket from LAX to IAD to attend an event.

ASSISTANT: Sure, can you please let me know your dates of journey?

USER: My trip dates are Apr 14 to Apr 16.

ASSISTANT: Would you like to fly with connecting flight or direct flight?

USER: I prefer to travel in connecting flight.

ASSISTANT: Are you comfortable with economy class flight or business class flight?

USER: I am okay with any class.

ASSISTANT: Are you looking for any specific airline for your journey?

USER: No.

ASSISTANT: At the time of depart and for your return journey, do you have any time preference?

USER: No.

ASSISTANT: Thank you for sharing all your required details. If you can help me with your name, that would be very helpful for us to book a flight ticket.

USER: Charles Edwards here.

ASSISTANT: Please bear with me for 2-3 minutes, while I check with the flights availability.

USER: Ok.

ASSISTANT: Thank you for waiting, Charles Edwards. There is a flight which matches your needs, Hawaiian Airlines is providing a direct flight with 1027 flight number and airfare is 100. Are you comfortable with this flight?

USER: Yes, you can proceed for booking.

ASSISTANT: For a economy class your ticket is reserved and the depart time is 13:00 hours and the arrival time is 18:00 hours.

USER: Thank you for your excellent service.

ASSISTANT: Thank you for reaching us! Hope you reach our service again.