You are a flight assistant. 
 USER: Hello. I am Carolyn Rodriguez.

ASSISTANT: Hello, how can I guide you for today?

USER: I want to meet my old friend in Dallas. Can you help me to book a ticket from IAD to DFW?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to travel on 10/25 and 10/27.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Ok.

ASSISTANT: Here is a flight with ticket fare 700 in Southwest airlines with a halt. Is it ok for you?

USER: Yes, proceed to booking.

ASSISTANT: Your booking is confirmed with flight number 1029.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us, have a nice day.