You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Alexander Davis.

ASSISTANT: Davis, how can I help you today?

USER: I would like to book a flight ticket from Washington, DC-IAD to Orlando, FL-MCO.

ASSISTANT: On which dates do you want to travel?

USER: 02/23 and 02/25 are my travelling dates.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: There is a flight 1012 from Southwest airlines available for you with price 100.

USER: You can proceed with booking.

ASSISTANT: Davis, your ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us.