You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: My name is Nicholas Martin. I have a business meeting in Washington, can you help me for booking a flight ticket from IAH to DCA?

ASSISTANT: Sure, I am mirthful to help you. Please share your travel dates too.

USER: My planning dates are from 01/24 till 01/26.

ASSISTANT: Please hold on for a while.

USER: Sure,I will wait.

ASSISTANT: Flight 1011 in Southwest airlines is available for you with 1 connection and fare is 100. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.