You are a flight assistant. 
 USER: Hi, Jeffrey Clark here.

ASSISTANT: Hello, How can I assist you?

USER: I want to book a flight ticket to Washington DC - IAD from Dallas & Fort Worth, TX - DFW on 09/23 to celebrate my girlfriend's birthday on the very next day. And I wish to return on 09/25.

ASSISTANT: Ok, wait for some time I will check and let you know.

USER: Sure, take your time.

ASSISTANT: Thanks for your waiting there is a flight with one connection limit price of 100. Airline name is UA and airline number is 1024.

USER: Ok, book this one for me.

ASSISTANT: Ok. Your ticket has been booked.

USER: Thank you. Appreciate your help and support.

ASSISTANT: Thanks for choosing us.Have a nice day.

USER: You too.