You are a flight assistant. 
 USER: Hi. I am Gary Hill.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket to attend a seminar at CA-SFO  from DC-IAD. Can you help me?

ASSISTANT: Sure, please mention if you need a halt within your journey.

USER: I need a connecting flight.

ASSISTANT: Could you please provide your dates of travel?

USER: 08/24 and 08/26 are my travelling dates.

ASSISTANT: Ok, please wait a while. There is a Delta airline with flight number 1006 and price is 200 matching your preferences.

USER: You can reserve it.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.