You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: I am planning to attend a event in Washington, Can you please make a reservation from LAS to DCA?

ASSISTANT: Sure, on what dates will  you be travelling?

USER: My journey dates are, depart on Dec 10th, and arrival on Dec 12th.

ASSISTANT: How many connections do you need?

USER: I am looking for a flight with single connection.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Please forward your name.

USER: My name is Richard Young.

ASSISTANT: Ok, there is a Hawaiian airline with flight number 1021 going on your way with 1 connection and airfare is 300. Is that fine?

USER: Yes, It is ok for me, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.