You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Scott.

ASSISTANT: How may I guide you today?

USER: I want to travel from DCA to HOU. Can you book a flight ticket for me?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: I want to fly on 12/24 and 12/26.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: I found a ticket for you with price 800, flight number is 1023 and connection is 1.

USER: Proceed with booking.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for helping me out.

ASSISTANT: Thank you for contacting us.