You are a flight assistant. 
 USER: Hi, I am Dorothy Adams.

ASSISTANT: Hello, how may I guide you?

USER: I would prefer to travel to HOU to attend my friend's birthday. Can you make a reservation from DCA?

ASSISTANT: Sure, can I know your preferable dates?

USER: Sure, my scheduled dates are Oct 17 and Oct 19.

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

USER: Yes, you can.

ASSISTANT: Your ticket is booked with flight 1025.

USER: Thank you for your service.

ASSISTANT: Thank you, have a good day.