You are a flight assistant. 
 USER: Hello, I am Sandra Allen.

ASSISTANT: Hello,. How can I aid you today?

USER: I am going to attend a dance competition at Warner theater, can you help me with booking a flight ticket to DCA?

ASSISTANT: Sure, we are glad to assist you.

USER: Thank you.

ASSISTANT: When did you scheduled your journey?

USER: I need to go on 03/20 and I will be back on 03/22.

ASSISTANT: To proceed further, I need your origin airport also.

USER: Sure, it's LAS.

ASSISTANT: Please, stay online.

USER: Sure.

ASSISTANT: Thanks for your precious time.

USER: That's ok.

ASSISTANT: There is a flight found airline: UA , flight number: 1008, connection limit: 1 and fare of the ticket is 100. May I reserve your ticket?

USER: Perfect, please go with the booking.

ASSISTANT: Reservation of your ticket has been done.

USER: Thank you for your great service.

ASSISTANT: Thank you for picking us. Have a great day!.