You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am planning to visit the Korean war veterans memorial which is located in Washington, DCA. Can you check the availability of flights for me?

ASSISTANT: Sure, can you specify your starting point?

USER: I want to start from Las Vegas, LAS.

ASSISTANT: What are your trip dates?

USER: My trip dates are Feb 03 and 05.

ASSISTANT: Do you need any connections?

USER: No.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Sharon Adams here.

ASSISTANT: Connecting flight number 1019 with price 100 in economy class is available. Is it ok?

USER: Please reserve my seat.

ASSISTANT: Your ticket is booked.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.