You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Nancy Moore here, can you help me to book a flight ticket from LAS to IAD?

ASSISTANT: May I know your travel dates?

USER: Ok, my planned travelling dates are 05/02 and 05/04.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1002. Shall I proceed with this flight?

USER: That's fine, please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Most welcome.