You are a flight assistant. 
 USER: Hi.

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

USER: Myself Donald Walker, I want you to book my flight ticket from LAX to DCA. Can you please do that for me?

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

USER: Sure, I would like to depart on 11/09 and return on 11/11.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Sure.

ASSISTANT: There is a flight with ticket fare 100 in Southwest airlines. Is it ok for you?

USER: Yes, you can proceed for booking on the name of Donald Walker.

ASSISTANT: Your booking is confirmed with flight number 1023.

USER: Thank you very much for your help.

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