You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Can you please reserve me a flight ticket from LAX to IAD?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: Thank you, my trip dates are 05/19 - 05/21.

ASSISTANT: May I know your name?

USER: Emma Johnson here.

ASSISTANT: Do you have any requirement?

USER: I need a direct flight.

ASSISTANT: Here is a direct flight in economy class, can I proceed with it?

USER: Please reserve.

ASSISTANT: Your ticket has been booked with 1020 flight in Frontier airlines.

USER: Thank you.

ASSISTANT: Thank you for reaching us.