You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Brandon Martin.

ASSISTANT: How may I help you out?

USER: Can you find a flight from SFO to DEN, for attending a marriage of my friend.

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: Sure, my travelling dates are from 11/28 and 11/30.

ASSISTANT: There is a flight with connection 1 and price 200, can I proceed?

USER: Yes, please.

ASSISTANT: Ok, your ticket has been booked with flight number 1008.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.