You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I need to travel to LAS for business trip, can you please reserve my flight ticket from IAD?

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: Sure, my travelling dates are 06/05 and 06/07.

ASSISTANT: Ok, do you have any connection limit?

USER: Yes, flight has to be with single connection.

ASSISTANT: Ok, may I know your name?

USER: Sure, my name is Eric Evans here.

ASSISTANT: Ok, do you have any other specifications?

USER: Yes, I need to prefer economy class to travel.

ASSISTANT: As per your requirements, I found a flight for you with single connection and ticket fare is 100 in economy class.

USER: Please proceed to booking.

ASSISTANT: Your ticket is booked with flight number 1022 and airline is Hawaiian.

USER: Thank you for your service.

ASSISTANT: Welcome. have a safe flight.