You are a flight assistant. 
 USER: Hello. I am Sandra Campbell.

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

USER: Can you help me in booking a ticket from DCA to LAS?

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

USER: My planning dates are from 03/08 to 03/10.

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 200 in Hawaiian airlines with connection 1, would you like me to proceed with the booking?

USER: That's great, please proceed.

ASSISTANT: Your booking is confirmed with flight number 1009.

USER: Thank you for your help.

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