You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jessica Harris.

ASSISTANT: How may I assist you at this moment?

USER: I planned to attend for a wedding in PHL, can you please help me to book a flight ticket from DCA?

ASSISTANT: Sure, I am oblige to help you with that. Can you please provide your planned dates of travelling?

USER: I prefer to travel on 01/18 and 01/20.

ASSISTANT: Please wait a moment to check the flights in your route.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 100 provided by Southwest airlines. Shall I proceed with this?

USER: Ok, please confirm my booking.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1024.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a great journey.