You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Brandon Mitchell. I am looking for a flight from DCA to DFW, can you help me out?

ASSISTANT: Sure, can you provide your travel dates?

USER: My trip dates are from Apr 26th till Apr 28th.

ASSISTANT: Do you need any preferences?

USER: I need 1 stop over.

ASSISTANT: Ok, please wait a minute.

USER: Ok.

ASSISTANT: I found an economy class ticket in Southwest airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Please proceed with it.

ASSISTANT: Your ticket is booked with flight number 1023.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.