You are a flight assistant. 
 USER: Hi. I am Joseph Moore.

ASSISTANT: Hello. How can I help you at this moment?

USER: Can you find a flight from DCA to CLT, to meet my parents who are living in Charlotte.

ASSISTANT: Sure, I will help you in booking flight ticket. Can you please mention your travel dates for booking flight ticket?

USER: Sure, my trip dates are from 06/28 and 06/30.

ASSISTANT: Can please reconfirm your travel dates?

USER: Sure, I would like to take a flight on 01/28 and returning 01/30.

ASSISTANT: Thank you for providing your travel details. I will put the conversation on hold to check the best flights available in your route.

USER: Sure, get back with good airlines.

ASSISTANT: Based on your information, UA airline is ready to serve you with 1 connection with a minimum fare of 100 is available for you. Shall I proceed with this?

USER: Yes, you can.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1007.

USER: Thanks for your help.

ASSISTANT: You are welcome.